[INFO] crate marksweep 0.1.0 is already in cache [INFO] testing marksweep-0.1.0 against beta-2020-07-24 for beta-1.46-1 [INFO] extracting crate marksweep 0.1.0 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate marksweep 0.1.0 on toolchain beta-2020-07-24 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate marksweep 0.1.0 [INFO] finished tweaking crates.io crate marksweep 0.1.0 [INFO] tweaked toml for crates.io crate marksweep 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 4a0312eb73d6c0f49b0d765023bd3fccde29f581688042f080fedfbc483f2bb5 [INFO] running `Command { std: "docker" "start" "-a" "4a0312eb73d6c0f49b0d765023bd3fccde29f581688042f080fedfbc483f2bb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4a0312eb73d6c0f49b0d765023bd3fccde29f581688042f080fedfbc483f2bb5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a0312eb73d6c0f49b0d765023bd3fccde29f581688042f080fedfbc483f2bb5", kill_on_drop: false }` [INFO] [stdout] 4a0312eb73d6c0f49b0d765023bd3fccde29f581688042f080fedfbc483f2bb5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 74d3b31131d370835a590a3c1357fc621cdb377f251e5fc5cf4b03e00dc756ab [INFO] running `Command { std: "docker" "start" "-a" "74d3b31131d370835a590a3c1357fc621cdb377f251e5fc5cf4b03e00dc756ab", kill_on_drop: false }` [INFO] [stderr] Compiling marksweep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_root_changes(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:21:27 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn init(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:65:16 [INFO] [stdout] | [INFO] [stdout] 65 | static ref root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `ROOT_SET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `not_root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:66:16 [INFO] [stdout] | [INFO] [stdout] 66 | static ref not_root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOT_ROOT_SET` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "74d3b31131d370835a590a3c1357fc621cdb377f251e5fc5cf4b03e00dc756ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "74d3b31131d370835a590a3c1357fc621cdb377f251e5fc5cf4b03e00dc756ab", kill_on_drop: false }` [INFO] [stdout] 74d3b31131d370835a590a3c1357fc621cdb377f251e5fc5cf4b03e00dc756ab [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--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] e778f8ec5562917cabf1615a06e7827f3fad2c4a77d5e1d6fa3a61e7a2b49445 [INFO] running `Command { std: "docker" "start" "-a" "e778f8ec5562917cabf1615a06e7827f3fad2c4a77d5e1d6fa3a61e7a2b49445", kill_on_drop: false }` [INFO] [stderr] Compiling marksweep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_root_changes(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:21:27 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn init(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:65:16 [INFO] [stdout] | [INFO] [stdout] 65 | static ref root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `ROOT_SET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `not_root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:66:16 [INFO] [stdout] | [INFO] [stdout] 66 | static ref not_root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOT_ROOT_SET` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:17:38 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn is_root_changes(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:21:27 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn init(x: &T) { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:65:16 [INFO] [stdout] | [INFO] [stdout] 65 | static ref root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to upper case: `ROOT_SET` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `not_root_set` should have an upper case name [INFO] [stdout] --> src/lib.rs:66:16 [INFO] [stdout] | [INFO] [stdout] 66 | static ref not_root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOT_ROOT_SET` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "e778f8ec5562917cabf1615a06e7827f3fad2c4a77d5e1d6fa3a61e7a2b49445", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e778f8ec5562917cabf1615a06e7827f3fad2c4a77d5e1d6fa3a61e7a2b49445", kill_on_drop: false }` [INFO] [stdout] e778f8ec5562917cabf1615a06e7827f3fad2c4a77d5e1d6fa3a61e7a2b49445 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] b27fdf2a5d112ce2c61db0e0545cc085a6b084567bbc8a4e0a242a3f2d8cdf00 [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" "b27fdf2a5d112ce2c61db0e0545cc085a6b084567bbc8a4e0a242a3f2d8cdf00", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:17:38 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn is_root_changes(x: &T) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:21:27 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn init(x: &T) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: static variable `root_set` should have an upper case name [INFO] [stderr] --> src/lib.rs:65:16 [INFO] [stderr] | [INFO] [stderr] 65 | static ref root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `ROOT_SET` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `not_root_set` should have an upper case name [INFO] [stderr] --> src/lib.rs:66:16 [INFO] [stderr] | [INFO] [stderr] 66 | static ref not_root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOT_ROOT_SET` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:17:38 [INFO] [stderr] | [INFO] [stderr] 17 | pub fn is_root_changes(x: &T) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/lib.rs:21:27 [INFO] [stderr] | [INFO] [stderr] 21 | pub fn init(x: &T) { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: static variable `root_set` should have an upper case name [INFO] [stderr] --> src/lib.rs:65:16 [INFO] [stderr] | [INFO] [stderr] 65 | static ref root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to upper case: `ROOT_SET` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: static variable `not_root_set` should have an upper case name [INFO] [stderr] --> src/lib.rs:66:16 [INFO] [stderr] | [INFO] [stderr] 66 | static ref not_root_set: Mutex> = Mutex::new(HashSet::new()); [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to upper case: `NOT_ROOT_SET` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/marksweep-28041b6f26a61598 [INFO] [stdout] [INFO] [stderr] Doc-tests marksweep [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b27fdf2a5d112ce2c61db0e0545cc085a6b084567bbc8a4e0a242a3f2d8cdf00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b27fdf2a5d112ce2c61db0e0545cc085a6b084567bbc8a4e0a242a3f2d8cdf00", kill_on_drop: false }` [INFO] [stdout] b27fdf2a5d112ce2c61db0e0545cc085a6b084567bbc8a4e0a242a3f2d8cdf00