[INFO] fetching crate spawn-wait 0.2.2...
[INFO] testing spawn-wait-0.2.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate spawn-wait 0.2.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate spawn-wait 0.2.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spawn-wait 0.2.2
[INFO] finished tweaking crates.io crate spawn-wait 0.2.2
[INFO] tweaked toml for crates.io crate spawn-wait 0.2.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate spawn-wait 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] 70e44e57e98848712af87b2f6a0e90b489d971216bd3daf192e97c49c59e425d
[INFO] running `Command { std: "docker" "start" "-a" "70e44e57e98848712af87b2f6a0e90b489d971216bd3daf192e97c49c59e425d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70e44e57e98848712af87b2f6a0e90b489d971216bd3daf192e97c49c59e425d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e44e57e98848712af87b2f6a0e90b489d971216bd3daf192e97c49c59e425d", kill_on_drop: false }`
[INFO] [stdout] 70e44e57e98848712af87b2f6a0e90b489d971216bd3daf192e97c49c59e425d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf06a97cfc81e7351f1bff3f3f136b88f51845d8ec956faa443b1f213d1d2a6a
[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" "bf06a97cfc81e7351f1bff3f3f136b88f51845d8ec956faa443b1f213d1d2a6a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling signal-hook v0.3.13
[INFO] [stderr]    Compiling spawn-wait v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.40s
[INFO] running `Command { std: "docker" "inspect" "bf06a97cfc81e7351f1bff3f3f136b88f51845d8ec956faa443b1f213d1d2a6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf06a97cfc81e7351f1bff3f3f136b88f51845d8ec956faa443b1f213d1d2a6a", kill_on_drop: false }`
[INFO] [stdout] bf06a97cfc81e7351f1bff3f3f136b88f51845d8ec956faa443b1f213d1d2a6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] e0af3fe4abb9e0b3fcc2b01bea7c6a007cf19a7e76ce798ca17e0fcbc27135b4
[INFO] running `Command { std: "docker" "start" "-a" "e0af3fe4abb9e0b3fcc2b01bea7c6a007cf19a7e76ce798ca17e0fcbc27135b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling spawn-wait v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "e0af3fe4abb9e0b3fcc2b01bea7c6a007cf19a7e76ce798ca17e0fcbc27135b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0af3fe4abb9e0b3fcc2b01bea7c6a007cf19a7e76ce798ca17e0fcbc27135b4", kill_on_drop: false }`
[INFO] [stdout] e0af3fe4abb9e0b3fcc2b01bea7c6a007cf19a7e76ce798ca17e0fcbc27135b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "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] b9fcb69c9047a93335759d704e1a7aecf190f5720b4055cbe60a80c5e692a6e0
[INFO] running `Command { std: "docker" "start" "-a" "b9fcb69c9047a93335759d704e1a7aecf190f5720b4055cbe60a80c5e692a6e0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spawn_wait-872d3d5db7517067)
[INFO] [stderr]    Doc-tests spawn-wait
[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; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b9fcb69c9047a93335759d704e1a7aecf190f5720b4055cbe60a80c5e692a6e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fcb69c9047a93335759d704e1a7aecf190f5720b4055cbe60a80c5e692a6e0", kill_on_drop: false }`
[INFO] [stdout] b9fcb69c9047a93335759d704e1a7aecf190f5720b4055cbe60a80c5e692a6e0