[INFO] fetching crate tail-reader 3.0.0... [INFO] checking tail-reader-3.0.0 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863 [INFO] extracting crate tail-reader 3.0.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate tail-reader 3.0.0 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tail-reader 3.0.0 [INFO] finished tweaking crates.io crate tail-reader 3.0.0 [INFO] tweaked toml for crates.io crate tail-reader 3.0.0 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] [stderr] Downloaded pretty_env_logger v0.2.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 31749d094432f4d12dc52000cbb42e3a4f89f305fc8bf5ed2b0facc64b039ff9 [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" "31749d094432f4d12dc52000cbb42e3a4f89f305fc8bf5ed2b0facc64b039ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "31749d094432f4d12dc52000cbb42e3a4f89f305fc8bf5ed2b0facc64b039ff9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31749d094432f4d12dc52000cbb42e3a4f89f305fc8bf5ed2b0facc64b039ff9", kill_on_drop: false }` [INFO] [stdout] 31749d094432f4d12dc52000cbb42e3a4f89f305fc8bf5ed2b0facc64b039ff9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d3cc629981422189307ca543b96d695a27c0da54b3fa35b2865058f0e3672af [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" "2d3cc629981422189307ca543b96d695a27c0da54b3fa35b2865058f0e3672af", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking memoffset v0.2.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling parking_lot_core v0.3.1 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking crossbeam-epoch v0.6.1 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking notify v4.0.15 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking crossbeam-channel v0.2.6 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking tail-reader v3.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/tail_reader.rs:42:41 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn tail(self) -> Result<(), Box> { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `tail_info_map` should have an upper case name [INFO] [stdout] --> src/tail_reader.rs:100:20 [INFO] [stdout] | [INFO] [stdout] 100 | static ref tail_info_map: Arc> = Arc::new(CHashMap::new()); [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to upper case: `TAIL_INFO_MAP` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.21s [INFO] running `Command { std: "docker" "inspect" "2d3cc629981422189307ca543b96d695a27c0da54b3fa35b2865058f0e3672af", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d3cc629981422189307ca543b96d695a27c0da54b3fa35b2865058f0e3672af", kill_on_drop: false }` [INFO] [stdout] 2d3cc629981422189307ca543b96d695a27c0da54b3fa35b2865058f0e3672af