[INFO] cloning repository https://github.com/iamlotus/jthreadpool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iamlotus/jthreadpool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamlotus%2Fjthreadpool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamlotus%2Fjthreadpool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 224fcdbafdadcf6168d93f217579cafa3558570c
[INFO] testing iamlotus/jthreadpool against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiamlotus%2Fjthreadpool" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iamlotus/jthreadpool on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iamlotus/jthreadpool
[INFO] finished tweaking git repo https://github.com/iamlotus/jthreadpool
[INFO] tweaked toml for git repo https://github.com/iamlotus/jthreadpool written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/iamlotus/jthreadpool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da250763ed1802a1033e87d5f2f9ab3d495597c4b820ca7d0e04f4b35fc01adb
[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" "da250763ed1802a1033e87d5f2f9ab3d495597c4b820ca7d0e04f4b35fc01adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da250763ed1802a1033e87d5f2f9ab3d495597c4b820ca7d0e04f4b35fc01adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da250763ed1802a1033e87d5f2f9ab3d495597c4b820ca7d0e04f4b35fc01adb", kill_on_drop: false }`
[INFO] [stdout] da250763ed1802a1033e87d5f2f9ab3d495597c4b820ca7d0e04f4b35fc01adb
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e805216d65e97d155cc181b9af28a263dede18bd221cb4ffd583a20c96325c
[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" "d3e805216d65e97d155cc181b9af28a263dede18bd221cb4ffd583a20c96325c", kill_on_drop: false }`
[INFO] [stderr]    Compiling jthreadpool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 42 | type Job=Box<FnBox+Send+'static>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox+Send+'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` 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 1.43s
[INFO] running `Command { std: "docker" "inspect" "d3e805216d65e97d155cc181b9af28a263dede18bd221cb4ffd583a20c96325c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e805216d65e97d155cc181b9af28a263dede18bd221cb4ffd583a20c96325c", kill_on_drop: false }`
[INFO] [stdout] d3e805216d65e97d155cc181b9af28a263dede18bd221cb4ffd583a20c96325c
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0a2a81e1ff4a990c1134bbae6ebce07b5af0a12321c3de3f9fa50a946402362
[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" "f0a2a81e1ff4a990c1134bbae6ebce07b5af0a12321c3de3f9fa50a946402362", kill_on_drop: false }`
[INFO] [stderr]    Compiling jthreadpool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 42 | type Job=Box<FnBox+Send+'static>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox+Send+'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 42 | type Job=Box<FnBox+Send+'static>;
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox+Send+'static`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "f0a2a81e1ff4a990c1134bbae6ebce07b5af0a12321c3de3f9fa50a946402362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a2a81e1ff4a990c1134bbae6ebce07b5af0a12321c3de3f9fa50a946402362", kill_on_drop: false }`
[INFO] [stdout] f0a2a81e1ff4a990c1134bbae6ebce07b5af0a12321c3de3f9fa50a946402362
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", 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] 6eeba2cc58e86bdf736f271ad78ab71c9cf864ade04585fd72fd18593f4e3048
[INFO] running `Command { std: "docker" "start" "-a" "6eeba2cc58e86bdf736f271ad78ab71c9cf864ade04585fd72fd18593f4e3048", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 42 | type Job=Box<FnBox+Send+'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox+Send+'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 42 | type Job=Box<FnBox+Send+'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox+Send+'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jthreadpool-eaecb3c6ae93de9d
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::init_with_name_prefix ... ok
[INFO] [stdout] test test::await ... ok
[INFO] [stdout] test test::count ... ok
[INFO] [stdout] test test::shutdown_and_terminated ... ok
[INFO] [stdout] test test::work ... ok
[INFO] [stdout] test test::init_panic ... ok
[INFO] [stdout] test test::success_and_panic_count ... ok
[INFO] [stdout] test test::join ... ok
[INFO] [stdout] test test::panic_and_recovery ... ok
[INFO] [stdout] test test::panic_and_recovery_1 ... ok
[INFO] [stdout] test test::worker_status ... ok
[INFO] [stderr]    Doc-tests jthreadpool
[INFO] [stdout] test test::queued_and_executing_count ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - ThreadPool::submit (line 469) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::size (line 448) ... ok
[INFO] [stdout] test src/lib.rs - Builder (line 297) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::new (line 399) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6eeba2cc58e86bdf736f271ad78ab71c9cf864ade04585fd72fd18593f4e3048", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eeba2cc58e86bdf736f271ad78ab71c9cf864ade04585fd72fd18593f4e3048", kill_on_drop: false }`
[INFO] [stdout] 6eeba2cc58e86bdf736f271ad78ab71c9cf864ade04585fd72fd18593f4e3048