[INFO] cloning repository https://github.com/trafficland/counter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trafficland/counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrafficland%2Fcounter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrafficland%2Fcounter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3f30d2583eba4922a72b3ec885c831a2cf558067 [INFO] testing trafficland/counter against 1.49.0 for beta-1.50-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrafficland%2Fcounter" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] [stderr] Checking out files: 79% (27/34) Checking out files: 82% (28/34) Checking out files: 85% (29/34) Checking out files: 88% (30/34) Checking out files: 91% (31/34) Checking out files: 94% (32/34) Checking out files: 97% (33/34) Checking out files: 100% (34/34) Checking out files: 100% (34/34), done. [INFO] validating manifest of git repo https://github.com/trafficland/counter on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/trafficland/counter [INFO] finished tweaking git repo https://github.com/trafficland/counter [INFO] tweaked toml for git repo https://github.com/trafficland/counter written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/trafficland/counter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 786e83606883e79632c4cb3de6a8c5681c9da8d7c5fb0d7c33177e9863ed0bd2 [INFO] running `Command { std: "docker" "start" "-a" "786e83606883e79632c4cb3de6a8c5681c9da8d7c5fb0d7c33177e9863ed0bd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "786e83606883e79632c4cb3de6a8c5681c9da8d7c5fb0d7c33177e9863ed0bd2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "786e83606883e79632c4cb3de6a8c5681c9da8d7c5fb0d7c33177e9863ed0bd2", kill_on_drop: false }` [INFO] [stdout] 786e83606883e79632c4cb3de6a8c5681c9da8d7c5fb0d7c33177e9863ed0bd2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 6389aeddf68267894c754d7498412a500cde4db1f3ae987ee80479b28ec9437a [INFO] running `Command { std: "docker" "start" "-a" "6389aeddf68267894c754d7498412a500cde4db1f3ae987ee80479b28ec9437a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.22 [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling num-traits v0.1.37 [INFO] [stderr] Compiling winapi v0.2.8 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Compiling log v0.3.7 [INFO] [stderr] Compiling regex-syntax v0.3.9 [INFO] [stderr] Compiling utf8-ranges v0.1.3 [INFO] [stderr] Compiling bitflags v0.8.2 [INFO] [stderr] Compiling vec_map v0.7.0 [INFO] [stderr] Compiling same-file v0.1.3 [INFO] [stderr] Compiling ansi_term v0.9.0 [INFO] [stderr] Compiling lazy_static v0.2.8 [INFO] [stderr] Compiling scopeguard v0.1.2 [INFO] [stderr] Compiling regex-syntax v0.4.0 [INFO] [stderr] Compiling variance v0.1.3 [INFO] [stderr] Compiling unicode-segmentation v1.1.0 [INFO] [stderr] Compiling strsim v0.6.0 [INFO] [stderr] Compiling crossbeam v0.2.10 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling walkdir v1.0.7 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling memchr v0.1.11 [INFO] [stderr] Compiling thread-id v3.0.0 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling atty v0.2.2 [INFO] [stderr] Compiling term_size v0.3.0 [INFO] [stderr] Compiling num_cpus v1.4.0 [INFO] [stderr] Compiling scoped-pool v1.0.0 [INFO] [stderr] Compiling thread-id v2.0.0 [INFO] [stderr] Compiling thread_local v0.3.3 [INFO] [stderr] Compiling aho-corasick v0.5.3 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling num-integer v0.1.34 [INFO] [stderr] Compiling clap v2.23.3 [INFO] [stderr] Compiling thread_local v0.2.7 [INFO] [stderr] Compiling num-iter v0.1.33 [INFO] [stderr] Compiling regex v0.1.80 [INFO] [stderr] Compiling num v0.1.37 [INFO] [stderr] Compiling chrono v0.2.25 [INFO] [stderr] Compiling regex v0.2.1 [INFO] [stderr] Compiling elp v2.0.0 [INFO] [stderr] Compiling counter v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Compiling env_logger v0.3.5 [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aggregation_control.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:52 [INFO] [stdout] | [INFO] [stdout] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.12s [INFO] running `Command { std: "docker" "inspect" "6389aeddf68267894c754d7498412a500cde4db1f3ae987ee80479b28ec9437a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6389aeddf68267894c754d7498412a500cde4db1f3ae987ee80479b28ec9437a", kill_on_drop: false }` [INFO] [stdout] 6389aeddf68267894c754d7498412a500cde4db1f3ae987ee80479b28ec9437a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 11d01c8b0e51d0d7f00d2905f00e01745441cebb6991a8cdda6b22b36096a82d [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "11d01c8b0e51d0d7f00d2905f00e01745441cebb6991a8cdda6b22b36096a82d", kill_on_drop: false }` [INFO] [stderr] Compiling names v0.11.0 [INFO] [stderr] Compiling rand v0.3.15 [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aggregation_control.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling counter v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/file_handling.rs:332:40 [INFO] [stdout] | [INFO] [stdout] 332 | static TEST_DIR_SYNC: sync::Once = sync::ONCE_INIT; [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/record_handling.rs:40:1 [INFO] [stdout] | [INFO] [stdout] 40 | / lazy_static! { [INFO] [stdout] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stdout] 42 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:96:52 [INFO] [stdout] | [INFO] [stdout] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/file_handling.rs:286:50 [INFO] [stdout] | [INFO] [stdout] 286 | path.push_str(format!("/{}", NAME_GENERATOR.next()).as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(const_item_mutation)]` on by default [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: mutable reference created due to call to this method [INFO] [stdout] --> src/file_handling.rs:348:9 [INFO] [stdout] | [INFO] [stdout] 348 | fn next(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `const` item defined here [INFO] [stdout] --> src/file_handling.rs:360:5 [INFO] [stdout] | [INFO] [stdout] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/file_handling.rs:290:50 [INFO] [stdout] | [INFO] [stdout] 290 | path.push_str(format!("/{}.log", NAME_GENERATOR.next()).as_str()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: mutable reference created due to call to this method [INFO] [stdout] --> src/file_handling.rs:348:9 [INFO] [stdout] | [INFO] [stdout] 348 | fn next(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `const` item defined here [INFO] [stdout] --> src/file_handling.rs:360:5 [INFO] [stdout] | [INFO] [stdout] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: taking a mutable reference to a `const` item [INFO] [stdout] --> src/file_handling.rs:338:47 [INFO] [stdout] | [INFO] [stdout] 338 | let path = format!("{}/{}", TEST_DIR, NAME_GENERATOR.next()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: each usage of a `const` item creates a new temporary [INFO] [stdout] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stdout] note: mutable reference created due to call to this method [INFO] [stdout] --> src/file_handling.rs:348:9 [INFO] [stdout] | [INFO] [stdout] 348 | fn next(&mut self) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: `const` item defined here [INFO] [stdout] --> src/file_handling.rs:360:5 [INFO] [stdout] | [INFO] [stdout] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/file_handling.rs:355:23 [INFO] [stdout] | [INFO] [stdout] 355 | .map(|mut g| g.next().unwrap()) [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/aggregation_control.rs:24:39 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.71s [INFO] running `Command { std: "docker" "inspect" "11d01c8b0e51d0d7f00d2905f00e01745441cebb6991a8cdda6b22b36096a82d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "11d01c8b0e51d0d7f00d2905f00e01745441cebb6991a8cdda6b22b36096a82d", kill_on_drop: false }` [INFO] [stdout] 11d01c8b0e51d0d7f00d2905f00e01745441cebb6991a8cdda6b22b36096a82d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fc40560aedf4b6d785d742fe989f0868ddcdeeb9248a8ef790076fafd35f14a1 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "fc40560aedf4b6d785d742fe989f0868ddcdeeb9248a8ef790076fafd35f14a1", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/aggregation_control.rs:24:39 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/file_handling.rs:332:40 [INFO] [stderr] | [INFO] [stderr] 332 | static TEST_DIR_SYNC: sync::Once = sync::ONCE_INIT; [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `Once::new()` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/record_handling.rs:40:1 [INFO] [stderr] | [INFO] [stderr] 40 | / lazy_static! { [INFO] [stderr] 41 | | static ref SYSTEM_REGEX: Regex = Regex::new(r"(?i)system=([^&]*)").unwrap(); [INFO] [stderr] 42 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: taking a mutable reference to a `const` item [INFO] [stderr] --> src/file_handling.rs:286:50 [INFO] [stderr] | [INFO] [stderr] 286 | path.push_str(format!("/{}", NAME_GENERATOR.next()).as_str()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(const_item_mutation)]` on by default [INFO] [stderr] = note: each usage of a `const` item creates a new temporary [INFO] [stderr] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stderr] note: mutable reference created due to call to this method [INFO] [stderr] --> src/file_handling.rs:348:9 [INFO] [stderr] | [INFO] [stderr] 348 | fn next(&mut self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] note: `const` item defined here [INFO] [stderr] --> src/file_handling.rs:360:5 [INFO] [stderr] | [INFO] [stderr] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: taking a mutable reference to a `const` item [INFO] [stderr] --> src/file_handling.rs:290:50 [INFO] [stderr] | [INFO] [stderr] 290 | path.push_str(format!("/{}.log", NAME_GENERATOR.next()).as_str()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: each usage of a `const` item creates a new temporary [INFO] [stderr] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stderr] note: mutable reference created due to call to this method [INFO] [stderr] --> src/file_handling.rs:348:9 [INFO] [stderr] | [INFO] [stderr] 348 | fn next(&mut self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] note: `const` item defined here [INFO] [stderr] --> src/file_handling.rs:360:5 [INFO] [stderr] | [INFO] [stderr] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: taking a mutable reference to a `const` item [INFO] [stderr] --> src/file_handling.rs:338:47 [INFO] [stderr] | [INFO] [stderr] 338 | let path = format!("{}/{}", TEST_DIR, NAME_GENERATOR.next()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: each usage of a `const` item creates a new temporary [INFO] [stderr] = note: the mutable reference will refer to this temporary, not the original `const` item [INFO] [stderr] note: mutable reference created due to call to this method [INFO] [stderr] --> src/file_handling.rs:348:9 [INFO] [stderr] | [INFO] [stderr] 348 | fn next(&mut self) -> String { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] note: `const` item defined here [INFO] [stderr] --> src/file_handling.rs:360:5 [INFO] [stderr] | [INFO] [stderr] 360 | const NAME_GENERATOR: NameGenerator = NameGenerator { generator: None }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/file_handling.rs:355:23 [INFO] [stderr] | [INFO] [stderr] 355 | .map(|mut g| g.next().unwrap()) [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/aggregation_control.rs:24:39 [INFO] [stderr] | [INFO] [stderr] 24 | pub fn run_aggregation(&mut self, mut filenames: &mut Vec) -> FileAggregation { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 8 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:96:52 [INFO] [stderr] | [INFO] [stderr] 96 | fn run(&mut self, num_file_aggregators: usize, mut filenames: &mut Vec) -> counter::FileAggregation { [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.27s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/counter-867f31df07b13423 [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_a_filename_to_the_correct_file_handler_when_there_is_a_filename ... ok [INFO] [stdout] test file_handling::file_aggregator_run_tests::sends_the_final_agg_after_receiving_the_done_message ... ok [INFO] [stdout] test file_handling::file_aggregator_run_tests::sends_a_next_message_after_starting_up ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_returns_when_all_of_the_file_handlers_have_sent_their_aggs ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_done_msg_to_the_correct_file_handler_after_filenames_are_gone ... ok [INFO] [stdout] test file_handling::file_aggregator_process_file_tests::process_file_should_return_an_error_when_the_file_cannot_be_opened ... ok [INFO] [stdout] test record_handling::aggregate_record_tests::inserting_two_records_with_different_values_creates_two_entries_each_recorded_once ... ok [INFO] [stdout] test aggregation_control::aggregation_controller_unit_tests::run_aggregation_sends_done_msg_to_the_correct_file_handler_when_there_are_no_filenames ... ok [INFO] [stdout] test record_handling::aggregate_record_tests::inserting_two_records_with_the_same_values_increases_the_total_correctly ... ok [INFO] [stdout] test record_handling::merge_aggregates_tests::merge_aggregates_insert_the_src_aggs_into_dst_aggs_when_dst_aggs_is_empty ... ok [INFO] [stdout] test record_handling::merge_aggregates_tests::merge_aggregates_updates_the_dst_aggs_according_to_the_src_aggs ... ok [INFO] [stderr] "" [INFO] [stdout] test record_handling::handle_parsing_result_tests::handle_parsing_result_should_not_alter_the_dst_agg_when_passed_bad_records ... ok [INFO] [stdout] test record_handling::parse_system_name_tests::parse_system_name_regex_returns_a_none_when_the_system_name_is_not_present ... ok [INFO] [stdout] test record_handling::handle_parsing_result_tests::handle_parsing_result_should_update_the_dst_agg_when_passed_good_records ... ok [INFO] [stdout] test record_handling::parse_system_name_tests::parse_system_name_regex_returns_the_system_name_when_it_exists ... ok [INFO] [stdout] test file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory ... FAILED [INFO] [stdout] test file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files ... FAILED [INFO] [stdout] test file_handling::file_aggregator_read_records::read_records ... ok [INFO] [stdout] test file_handling::file_aggregator_process_file_tests::process_file_should_return_a_result_with_the_correct_number_of_processed_records ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory stdout ---- [INFO] [stdout] thread 'file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory' panicked at 'called `Result::unwrap()` on an `Err` value: Error { depth: 0, inner: Io { path: Some("./int_tests/violent-tomatoes"), err: Os { code: 2, kind: NotFound, message: "No such file or directory" } } }', src/file_handling.rs:310:63 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5621566e1120 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x5621566e1120 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5621566e1120 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5621566e1120 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56215670683c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x562156521606 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x5621566daa2d - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x5621566e3ba5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x5621566e3ba5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x5621566e3ba5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x5621566e37f2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x5621566e4341 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x5621566e3e87 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x5621566e15dc - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x5621566e3de9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x5621567051a1 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x562156704fc3 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x56215651dc15 - core::result::Result::unwrap::h41d1f3c978a557c5 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x5621564f795a - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::h9991c22b8daa4121 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:310:25 [INFO] [stdout] 19: 0x5621564f66ac - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::h1974300a0db4f975 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:322:45 [INFO] [stdout] 20: 0x562156512d8a - std::panicking::try::do_call::ha7abbee7bdd3df75 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 21: 0x5621565160ed - __rust_try [INFO] [stdout] 22: 0x562156512c17 - std::panicking::try::h9c63aeb66ceea183 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 23: 0x5621564f7f9e - std::panic::catch_unwind::hf00fa64ee2147daf [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 24: 0x5621564f64f2 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::h55cdd6a6a30bc1c1 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:322:22 [INFO] [stdout] 25: 0x5621564f78f6 - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::hc7398f3cb1436869 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:309:9 [INFO] [stdout] 26: 0x5621564f78da - counter::file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory::{{closure}}::ha9f24a3bf64d943e [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:308:5 [INFO] [stdout] 27: 0x5621564e8a8e - core::ops::function::FnOnce::call_once::h88746da05db00cec [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 28: 0x562156549153 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 29: 0x562156549153 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 30: 0x5621565475fa - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 31: 0x5621565475fa - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 32: 0x5621565475fa - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 33: 0x5621565475fa - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 34: 0x5621565475fa - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 35: 0x5621565475fa - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 36: 0x5621565475fa - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 37: 0x562156520986 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 38: 0x562156525983 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 39: 0x562156525983 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 40: 0x562156525983 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 41: 0x562156525983 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 42: 0x562156525983 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 43: 0x562156525983 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 44: 0x562156525983 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 45: 0x5621566eb50a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 46: 0x5621566eb50a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 47: 0x5621566eb50a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 48: 0x7fdd2274f609 - start_thread [INFO] [stdout] 49: 0x7fdd22521293 - clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files stdout ---- [INFO] [stdout] thread 'file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', src/file_handling.rs:296:22 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5621566e1120 - std::backtrace_rs::backtrace::libunwind::trace::h04d12fdcddff82aa [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/libunwind.rs:100:5 [INFO] [stdout] 1: 0x5621566e1120 - std::backtrace_rs::backtrace::trace_unsynchronized::h1459b974b6fbe5e1 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5 [INFO] [stdout] 2: 0x5621566e1120 - std::sys_common::backtrace::_print_fmt::h9b8396a669123d95 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:67:5 [INFO] [stdout] 3: 0x5621566e1120 - ::fmt::he009dcaaa75eed60 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:46:22 [INFO] [stdout] 4: 0x56215670683c - core::fmt::write::h77b4746b0dea1dd3 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/fmt/mod.rs:1078:17 [INFO] [stdout] 5: 0x562156521606 - std::io::Write::write_fmt::h3a40d9c04f88bb58 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/mod.rs:1518:15 [INFO] [stdout] 6: 0x5621566daa2d - std::io::impls::>::write_fmt::h1b3d263673641f53 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/io/impls.rs:179:9 [INFO] [stdout] 7: 0x5621566e3ba5 - std::sys_common::backtrace::_print::h2d880c9e69a21be9 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:49:5 [INFO] [stdout] 8: 0x5621566e3ba5 - std::sys_common::backtrace::print::h5f02b1bb49f36879 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:36:9 [INFO] [stdout] 9: 0x5621566e3ba5 - std::panicking::default_hook::{{closure}}::h658e288a7a809b29 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:208:50 [INFO] [stdout] 10: 0x5621566e37f2 - std::panicking::default_hook::hb52d73f0da9a4bb8 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:224:9 [INFO] [stdout] 11: 0x5621566e4341 - std::panicking::rust_panic_with_hook::hfe7e1c684e3e6462 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:593:17 [INFO] [stdout] 12: 0x5621566e3e87 - std::panicking::begin_panic_handler::{{closure}}::h42939e004b32765c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:499:13 [INFO] [stdout] 13: 0x5621566e15dc - std::sys_common::backtrace::__rust_end_short_backtrace::h9d2070f7bf9fd56c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:141:18 [INFO] [stdout] 14: 0x5621566e3de9 - rust_begin_unwind [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:495:5 [INFO] [stdout] 15: 0x5621567051a1 - core::panicking::panic_fmt::ha0bb065d9a260792 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/panicking.rs:92:14 [INFO] [stdout] 16: 0x562156704fc3 - core::option::expect_none_failed::h7e1dd0a94971eb61 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/option.rs:1268:5 [INFO] [stdout] 17: 0x56215651e0ab - core::result::Result::unwrap::hd4bf339ff9c4c9b0 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/result.rs:973:23 [INFO] [stdout] 18: 0x5621564f7296 - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::h053e0d8101ece78d [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:291:25 [INFO] [stdout] 19: 0x5621564f672c - counter::file_handling::file_list_tests::run_int_test_in_test_dir::{{closure}}::hfdaf9c9cb134e513 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:322:45 [INFO] [stdout] 20: 0x562156512d5a - std::panicking::try::do_call::h53e109a4d55ac436 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 21: 0x5621565160ed - __rust_try [INFO] [stdout] 22: 0x562156512cc7 - std::panicking::try::hd8c2c06cf65b5b5b [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 23: 0x5621564f7f6e - std::panic::catch_unwind::h25f843af92bee768 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 24: 0x5621564f6342 - counter::file_handling::file_list_tests::run_int_test_in_test_dir::h2159444d8e87f24d [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:322:22 [INFO] [stdout] 25: 0x5621564f6b66 - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::hbc80eb4f3582ec6b [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:276:9 [INFO] [stdout] 26: 0x5621564f6b4a - counter::file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files::{{closure}}::h33d8cdde796a20e5 [INFO] [stdout] at /opt/rustwide/workdir/src/file_handling.rs:275:5 [INFO] [stdout] 27: 0x5621564e876e - core::ops::function::FnOnce::call_once::h123a47a55fa9a39f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 28: 0x562156549153 - core::ops::function::FnOnce::call_once::hdbd2235b6243db3d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 29: 0x562156549153 - test::__rust_begin_short_backtrace::hb1dea1c208110812 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:517:5 [INFO] [stdout] 30: 0x5621565475fa - as core::ops::function::FnOnce>::call_once::h5d11a40efef721f2 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 31: 0x5621565475fa - as core::ops::function::FnOnce<()>>::call_once::h23961df98af0bc5a [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 32: 0x5621565475fa - std::panicking::try::do_call::h6390646e3de3fb9e [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 33: 0x5621565475fa - std::panicking::try::hc531439ab6159192 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 34: 0x5621565475fa - std::panic::catch_unwind::h859d8bdaf9b4855c [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 35: 0x5621565475fa - test::run_test_in_process::hae60aa74417e3abc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:544:18 [INFO] [stdout] 36: 0x5621565475fa - test::run_test::run_test_inner::{{closure}}::hf48c86652c4a151d [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/test/src/lib.rs:450:39 [INFO] [stdout] 37: 0x562156520986 - std::sys_common::backtrace::__rust_begin_short_backtrace::hb82b392232b8bd1f [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys_common/backtrace.rs:125:18 [INFO] [stdout] 38: 0x562156525983 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h79ca9e9abe157956 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:474:17 [INFO] [stdout] 39: 0x562156525983 - as core::ops::function::FnOnce<()>>::call_once::ha12f1f228780a4f7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:322:9 [INFO] [stdout] 40: 0x562156525983 - std::panicking::try::do_call::h722bb7416d021cdc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:381:40 [INFO] [stdout] 41: 0x562156525983 - std::panicking::try::h78e5abca71ac7cac [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panicking.rs:345:19 [INFO] [stdout] 42: 0x562156525983 - std::panic::catch_unwind::h95162588bd0fa090 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/panic.rs:396:14 [INFO] [stdout] 43: 0x562156525983 - std::thread::Builder::spawn_unchecked::{{closure}}::h64da5c4b9acc58dc [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/thread/mod.rs:473:30 [INFO] [stdout] 44: 0x562156525983 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h7a8c588ad0b69edb [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/core/src/ops/function.rs:227:5 [INFO] [stdout] 45: 0x5621566eb50a - as core::ops::function::FnOnce>::call_once::h09ff301006f1aeca [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 46: 0x5621566eb50a - as core::ops::function::FnOnce>::call_once::he79488c8f00b5f31 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/alloc/src/boxed.rs:1307:9 [INFO] [stdout] 47: 0x5621566eb50a - std::sys::unix::thread::Thread::new::thread_start::h587efff279c68ba7 [INFO] [stdout] at /rustc/e1884a8e3c3e813aada8254edfa120e85bf5ffca/library/std/src/sys/unix/thread.rs:71:17 [INFO] [stdout] 48: 0x7fdd2274f609 - start_thread [INFO] [stdout] 49: 0x7fdd22521293 - clone [INFO] [stdout] 50: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] file_handling::file_list_tests::file_list_should_return_0_when_there_are_no_files_in_the_directory [INFO] [stdout] file_handling::file_list_tests::file_list_should_return_the_correct_number_of_files [INFO] [stdout] [INFO] [stdout] test result: FAILED. 17 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `Command { std: "docker" "inspect" "fc40560aedf4b6d785d742fe989f0868ddcdeeb9248a8ef790076fafd35f14a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc40560aedf4b6d785d742fe989f0868ddcdeeb9248a8ef790076fafd35f14a1", kill_on_drop: false }` [INFO] [stdout] fc40560aedf4b6d785d742fe989f0868ddcdeeb9248a8ef790076fafd35f14a1