[INFO] fetching crate failure_ext 0.1.2...
[INFO] testing failure_ext-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate failure_ext 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate failure_ext 0.1.2 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 failure_ext 0.1.2
[INFO] finished tweaking crates.io crate failure_ext 0.1.2
[INFO] tweaked toml for crates.io crate failure_ext 0.1.2 written to /workspace/builds/worker-10/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] 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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] df511ef1558f98cdef6814a416617437a66a7b9c1d1e195575c048f27ee40b93
[INFO] running `Command { std: "docker" "start" "-a" "df511ef1558f98cdef6814a416617437a66a7b9c1d1e195575c048f27ee40b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df511ef1558f98cdef6814a416617437a66a7b9c1d1e195575c048f27ee40b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df511ef1558f98cdef6814a416617437a66a7b9c1d1e195575c048f27ee40b93", kill_on_drop: false }`
[INFO] [stdout] df511ef1558f98cdef6814a416617437a66a7b9c1d1e195575c048f27ee40b93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 41871c2e44fa497b923f1d8d6f2f57b1f5a20ecb0b868354a794783603d0e67a
[INFO] running `Command { std: "docker" "start" "-a" "41871c2e44fa497b923f1d8d6f2f57b1f5a20ecb0b868354a794783603d0e67a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.65s
[INFO] running `Command { std: "docker" "inspect" "41871c2e44fa497b923f1d8d6f2f57b1f5a20ecb0b868354a794783603d0e67a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41871c2e44fa497b923f1d8d6f2f57b1f5a20ecb0b868354a794783603d0e67a", kill_on_drop: false }`
[INFO] [stdout] 41871c2e44fa497b923f1d8d6f2f57b1f5a20ecb0b868354a794783603d0e67a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] f3cfc65d14845082c21ea7094ba9ac8ac2a1f8ee39bef8123f38ad06bcc7b29d
[INFO] running `Command { std: "docker" "start" "-a" "f3cfc65d14845082c21ea7094ba9ac8ac2a1f8ee39bef8123f38ad06bcc7b29d", kill_on_drop: false }`
[INFO] [stderr]    Compiling failure_ext v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "f3cfc65d14845082c21ea7094ba9ac8ac2a1f8ee39bef8123f38ad06bcc7b29d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3cfc65d14845082c21ea7094ba9ac8ac2a1f8ee39bef8123f38ad06bcc7b29d", kill_on_drop: false }`
[INFO] [stdout] f3cfc65d14845082c21ea7094ba9ac8ac2a1f8ee39bef8123f38ad06bcc7b29d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] bee4a43607d6a61481d6b7063cb7c6bad93d4ad6ecc56625c54af85cc46634d2
[INFO] running `Command { std: "docker" "start" "-a" "bee4a43607d6a61481d6b7063cb7c6bad93d4ad6ecc56625c54af85cc46634d2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/failure_ext-e9fe6951cf0b6fa2)
[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 failure_ext
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/option_ext.rs - option_ext::OptionExt::ok_or_context (line 10) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bee4a43607d6a61481d6b7063cb7c6bad93d4ad6ecc56625c54af85cc46634d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bee4a43607d6a61481d6b7063cb7c6bad93d4ad6ecc56625c54af85cc46634d2", kill_on_drop: false }`
[INFO] [stdout] bee4a43607d6a61481d6b7063cb7c6bad93d4ad6ecc56625c54af85cc46634d2