[INFO] fetching crate firstwelcome 0.1.1...
[INFO] testing firstwelcome-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate firstwelcome 0.1.1 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate firstwelcome 0.1.1 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 firstwelcome 0.1.1
[INFO] finished tweaking crates.io crate firstwelcome 0.1.1
[INFO] tweaked toml for crates.io crate firstwelcome 0.1.1 written to /workspace/builds/worker-49/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 55da912c13e8d9164cb796ff458e597047418176c95a85c8d27079a4c33683cf
[INFO] running `Command { std: "docker" "start" "-a" "55da912c13e8d9164cb796ff458e597047418176c95a85c8d27079a4c33683cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55da912c13e8d9164cb796ff458e597047418176c95a85c8d27079a4c33683cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55da912c13e8d9164cb796ff458e597047418176c95a85c8d27079a4c33683cf", kill_on_drop: false }`
[INFO] [stdout] 55da912c13e8d9164cb796ff458e597047418176c95a85c8d27079a4c33683cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 37b391bdab4b66377d783de78a7f5767ce12e5ad38cd320626d3d898f3d39fe3
[INFO] running `Command { std: "docker" "start" "-a" "37b391bdab4b66377d783de78a7f5767ce12e5ad38cd320626d3d898f3d39fe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling firstwelcome v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "37b391bdab4b66377d783de78a7f5767ce12e5ad38cd320626d3d898f3d39fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b391bdab4b66377d783de78a7f5767ce12e5ad38cd320626d3d898f3d39fe3", kill_on_drop: false }`
[INFO] [stdout] 37b391bdab4b66377d783de78a7f5767ce12e5ad38cd320626d3d898f3d39fe3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] 375faeaaaa942462cd892552c1e952ade6bd37699ee0cbb7fda9a350c83c077c
[INFO] running `Command { std: "docker" "start" "-a" "375faeaaaa942462cd892552c1e952ade6bd37699ee0cbb7fda9a350c83c077c", kill_on_drop: false }`
[INFO] [stderr]    Compiling firstwelcome v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "375faeaaaa942462cd892552c1e952ade6bd37699ee0cbb7fda9a350c83c077c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "375faeaaaa942462cd892552c1e952ade6bd37699ee0cbb7fda9a350c83c077c", kill_on_drop: false }`
[INFO] [stdout] 375faeaaaa942462cd892552c1e952ade6bd37699ee0cbb7fda9a350c83c077c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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] b7db1737f9ae0f3ef45f968d728a13ab919d7fb38311c44047763823ab45f46b
[INFO] running `Command { std: "docker" "start" "-a" "b7db1737f9ae0f3ef45f968d728a13ab919d7fb38311c44047763823ab45f46b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/firstwelcome-9f0a30dff8b9962d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests firstwelcome
[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" "b7db1737f9ae0f3ef45f968d728a13ab919d7fb38311c44047763823ab45f46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7db1737f9ae0f3ef45f968d728a13ab919d7fb38311c44047763823ab45f46b", kill_on_drop: false }`
[INFO] [stdout] b7db1737f9ae0f3ef45f968d728a13ab919d7fb38311c44047763823ab45f46b