[INFO] fetching crate an-json 0.1.0...
[INFO] testing an-json-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate an-json 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate an-json 0.1.0 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 an-json 0.1.0
[INFO] finished tweaking crates.io crate an-json 0.1.0
[INFO] tweaked toml for crates.io crate an-json 0.1.0 written to /workspace/builds/worker-21/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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 65f378f257febaa55c6b4dcafe60793f27ad8aad67035ad28fe3a59f35240136
[INFO] running `Command { std: "docker" "start" "-a" "65f378f257febaa55c6b4dcafe60793f27ad8aad67035ad28fe3a59f35240136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65f378f257febaa55c6b4dcafe60793f27ad8aad67035ad28fe3a59f35240136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f378f257febaa55c6b4dcafe60793f27ad8aad67035ad28fe3a59f35240136", kill_on_drop: false }`
[INFO] [stdout] 65f378f257febaa55c6b4dcafe60793f27ad8aad67035ad28fe3a59f35240136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] c738e2704976253b8b2040b1de3dcb54cf0c6fbdf079cf20f18f4febcd23cd84
[INFO] running `Command { std: "docker" "start" "-a" "c738e2704976253b8b2040b1de3dcb54cf0c6fbdf079cf20f18f4febcd23cd84", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "c738e2704976253b8b2040b1de3dcb54cf0c6fbdf079cf20f18f4febcd23cd84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c738e2704976253b8b2040b1de3dcb54cf0c6fbdf079cf20f18f4febcd23cd84", kill_on_drop: false }`
[INFO] [stdout] c738e2704976253b8b2040b1de3dcb54cf0c6fbdf079cf20f18f4febcd23cd84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] d8534e95d9e4f86ba6c864649b69a8a477803dc188c003ba0370eee43ff1b286
[INFO] running `Command { std: "docker" "start" "-a" "d8534e95d9e4f86ba6c864649b69a8a477803dc188c003ba0370eee43ff1b286", kill_on_drop: false }`
[INFO] [stderr]    Compiling an-json v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "d8534e95d9e4f86ba6c864649b69a8a477803dc188c003ba0370eee43ff1b286", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8534e95d9e4f86ba6c864649b69a8a477803dc188c003ba0370eee43ff1b286", kill_on_drop: false }`
[INFO] [stdout] d8534e95d9e4f86ba6c864649b69a8a477803dc188c003ba0370eee43ff1b286
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] ec9aff65ec608fe55a875724540e0f324ea022f5a682216748ff1daee76626a2
[INFO] running `Command { std: "docker" "start" "-a" "ec9aff65ec608fe55a875724540e0f324ea022f5a682216748ff1daee76626a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/an_json-566ecb74dea7c19d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests an-json
[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" "ec9aff65ec608fe55a875724540e0f324ea022f5a682216748ff1daee76626a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec9aff65ec608fe55a875724540e0f324ea022f5a682216748ff1daee76626a2", kill_on_drop: false }`
[INFO] [stdout] ec9aff65ec608fe55a875724540e0f324ea022f5a682216748ff1daee76626a2