[INFO] fetching crate trapper 2.0.0...
[INFO] testing trapper-2.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate trapper 2.0.0 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate trapper 2.0.0 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 trapper 2.0.0
[INFO] finished tweaking crates.io crate trapper 2.0.0
[INFO] tweaked toml for crates.io crate trapper 2.0.0 written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] 26bd433d8e69c02b0a691831c1bb3d9b310e2c5b53e14c96bdb8f17801fb117b
[INFO] running `Command { std: "docker" "start" "-a" "26bd433d8e69c02b0a691831c1bb3d9b310e2c5b53e14c96bdb8f17801fb117b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26bd433d8e69c02b0a691831c1bb3d9b310e2c5b53e14c96bdb8f17801fb117b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26bd433d8e69c02b0a691831c1bb3d9b310e2c5b53e14c96bdb8f17801fb117b", kill_on_drop: false }`
[INFO] [stdout] 26bd433d8e69c02b0a691831c1bb3d9b310e2c5b53e14c96bdb8f17801fb117b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] bf4e95d7c28d893d7913f3f6e2be6e357bc2eee2be00b963ba9a8e0f08cd02e0
[INFO] running `Command { std: "docker" "start" "-a" "bf4e95d7c28d893d7913f3f6e2be6e357bc2eee2be00b963ba9a8e0f08cd02e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling trapper_macro v1.0.0
[INFO] [stderr]    Compiling trapper v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "bf4e95d7c28d893d7913f3f6e2be6e357bc2eee2be00b963ba9a8e0f08cd02e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf4e95d7c28d893d7913f3f6e2be6e357bc2eee2be00b963ba9a8e0f08cd02e0", kill_on_drop: false }`
[INFO] [stdout] bf4e95d7c28d893d7913f3f6e2be6e357bc2eee2be00b963ba9a8e0f08cd02e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] e35dbf4cc620a2ad5906b94d37b25ed7b9a7c4c921fe890d8a77c2dee39fac16
[INFO] running `Command { std: "docker" "start" "-a" "e35dbf4cc620a2ad5906b94d37b25ed7b9a7c4c921fe890d8a77c2dee39fac16", kill_on_drop: false }`
[INFO] [stderr]    Compiling trapper v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "e35dbf4cc620a2ad5906b94d37b25ed7b9a7c4c921fe890d8a77c2dee39fac16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35dbf4cc620a2ad5906b94d37b25ed7b9a7c4c921fe890d8a77c2dee39fac16", kill_on_drop: false }`
[INFO] [stdout] e35dbf4cc620a2ad5906b94d37b25ed7b9a7c4c921fe890d8a77c2dee39fac16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] [stdout] f8fe22987b6705916366a6c453192b869f2e191619eeff2fe34cf8438006be7f
[INFO] running `Command { std: "docker" "start" "-a" "f8fe22987b6705916366a6c453192b869f2e191619eeff2fe34cf8438006be7f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trapper-5c09feef53ea76b3)
[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] [stderr]    Doc-tests trapper
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Wrapper::wrap_ref (line 49) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::wrap_mut (line 65) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap_mut (line 102) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap_ref (line 85) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::unwrap (line 34) ... ok
[INFO] [stdout] test src/lib.rs - Wrapper::wrap (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f8fe22987b6705916366a6c453192b869f2e191619eeff2fe34cf8438006be7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8fe22987b6705916366a6c453192b869f2e191619eeff2fe34cf8438006be7f", kill_on_drop: false }`
[INFO] [stdout] f8fe22987b6705916366a6c453192b869f2e191619eeff2fe34cf8438006be7f