[INFO] fetching crate mailboxxy 0.0.4...
[INFO] testing mailboxxy-0.0.4 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate mailboxxy 0.0.4 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate mailboxxy 0.0.4
[INFO] finished tweaking crates.io crate mailboxxy 0.0.4
[INFO] tweaked toml for crates.io crate mailboxxy 0.0.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mailboxxy 0.0.4 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mailboxxy 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-io v2.3.3
[INFO] [stderr]   Downloaded async-signal v0.2.8
[INFO] [stderr]   Downloaded piper v0.2.3
[INFO] [stderr]   Downloaded async-executor v1.12.0
[INFO] [stderr]   Downloaded polling v3.7.2
[INFO] [stderr]   Downloaded async-process v2.2.3
[INFO] [stderr]   Downloaded smol v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 210ad479fc8ab92b0ad54176a7fa373bee3fc77484b7f8b19b804cc3a9626540
[INFO] running `Command { std: "docker" "start" "-a" "210ad479fc8ab92b0ad54176a7fa373bee3fc77484b7f8b19b804cc3a9626540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "210ad479fc8ab92b0ad54176a7fa373bee3fc77484b7f8b19b804cc3a9626540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "210ad479fc8ab92b0ad54176a7fa373bee3fc77484b7f8b19b804cc3a9626540", kill_on_drop: false }`
[INFO] [stdout] 210ad479fc8ab92b0ad54176a7fa373bee3fc77484b7f8b19b804cc3a9626540
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b90d83bca6463c7fab10224c187977869753fe3e27fd1103207fbf584fb865f
[INFO] running `Command { std: "docker" "start" "-a" "2b90d83bca6463c7fab10224c187977869753fe3e27fd1103207fbf584fb865f", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling parking v2.2.0
[INFO] [stderr]    Compiling fastrand v2.1.0
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling rustix v0.38.34
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling piper v0.2.3
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling async-executor v1.12.0
[INFO] [stderr]    Compiling async-fs v2.1.2
[INFO] [stderr]    Compiling polling v3.7.2
[INFO] [stderr]    Compiling async-io v2.3.3
[INFO] [stderr]    Compiling async-signal v0.2.8
[INFO] [stderr]    Compiling async-net v2.0.0
[INFO] [stderr]    Compiling async-process v2.2.3
[INFO] [stderr]    Compiling smol v2.0.0
[INFO] [stderr]    Compiling mailboxxy v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.29s
[INFO] running `Command { std: "docker" "inspect" "2b90d83bca6463c7fab10224c187977869753fe3e27fd1103207fbf584fb865f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b90d83bca6463c7fab10224c187977869753fe3e27fd1103207fbf584fb865f", kill_on_drop: false }`
[INFO] [stdout] 2b90d83bca6463c7fab10224c187977869753fe3e27fd1103207fbf584fb865f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f25baca2b3cd10c40dc58cfb89200951e7da543e54f5d9cc1cff1c1c20ac0854
[INFO] running `Command { std: "docker" "start" "-a" "f25baca2b3cd10c40dc58cfb89200951e7da543e54f5d9cc1cff1c1c20ac0854", kill_on_drop: false }`
[INFO] [stderr]    Compiling mailboxxy v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "f25baca2b3cd10c40dc58cfb89200951e7da543e54f5d9cc1cff1c1c20ac0854", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f25baca2b3cd10c40dc58cfb89200951e7da543e54f5d9cc1cff1c1c20ac0854", kill_on_drop: false }`
[INFO] [stdout] f25baca2b3cd10c40dc58cfb89200951e7da543e54f5d9cc1cff1c1c20ac0854
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d01c4bd523996617b3eebd3fb74aa33e43f49c32fddc521babaecb4a420a060
[INFO] running `Command { std: "docker" "start" "-a" "9d01c4bd523996617b3eebd3fb74aa33e43f49c32fddc521babaecb4a420a060", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mailboxxy-46e5dbf3228db44f)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::run_test_thread ... ok
[INFO] [stdout] test run_test_thread ... ok
[INFO] [stdout] test run_test_async ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mailboxxy
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - start_mailbox_direct (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9d01c4bd523996617b3eebd3fb74aa33e43f49c32fddc521babaecb4a420a060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d01c4bd523996617b3eebd3fb74aa33e43f49c32fddc521babaecb4a420a060", kill_on_drop: false }`
[INFO] [stdout] 9d01c4bd523996617b3eebd3fb74aa33e43f49c32fddc521babaecb4a420a060