[INFO] fetching crate scambio 0.2.1...
[INFO] testing scambio-0.2.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate scambio 0.2.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate scambio 0.2.1 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 scambio 0.2.1
[INFO] finished tweaking crates.io crate scambio 0.2.1
[INFO] tweaked toml for crates.io crate scambio 0.2.1 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] 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] 62522713878e1cdc5237e1a80c89a956145934be9e98065652e9fbbd0e1e7521
[INFO] running `Command { std: "docker" "start" "-a" "62522713878e1cdc5237e1a80c89a956145934be9e98065652e9fbbd0e1e7521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62522713878e1cdc5237e1a80c89a956145934be9e98065652e9fbbd0e1e7521", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62522713878e1cdc5237e1a80c89a956145934be9e98065652e9fbbd0e1e7521", kill_on_drop: false }`
[INFO] [stdout] 62522713878e1cdc5237e1a80c89a956145934be9e98065652e9fbbd0e1e7521
[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] 2929027c7e7178495c6bcc42cf4279dfeb0e24470d2914b51f633dab5f42798b
[INFO] running `Command { std: "docker" "start" "-a" "2929027c7e7178495c6bcc42cf4279dfeb0e24470d2914b51f633dab5f42798b", kill_on_drop: false }`
[INFO] [stderr]    Compiling scambio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "2929027c7e7178495c6bcc42cf4279dfeb0e24470d2914b51f633dab5f42798b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2929027c7e7178495c6bcc42cf4279dfeb0e24470d2914b51f633dab5f42798b", kill_on_drop: false }`
[INFO] [stdout] 2929027c7e7178495c6bcc42cf4279dfeb0e24470d2914b51f633dab5f42798b
[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] 9576e73dfb1b9c6311e8e045facfce6d5d1baee109602bd56ded92e924ce56aa
[INFO] running `Command { std: "docker" "start" "-a" "9576e73dfb1b9c6311e8e045facfce6d5d1baee109602bd56ded92e924ce56aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.6
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling scambio v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 15.12s
[INFO] running `Command { std: "docker" "inspect" "9576e73dfb1b9c6311e8e045facfce6d5d1baee109602bd56ded92e924ce56aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9576e73dfb1b9c6311e8e045facfce6d5d1baee109602bd56ded92e924ce56aa", kill_on_drop: false }`
[INFO] [stdout] 9576e73dfb1b9c6311e8e045facfce6d5d1baee109602bd56ded92e924ce56aa
[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] 45905fd1589d3b5153da91668ce68a9f0a3c1bd55db29551417fa2f98a46405c
[INFO] running `Command { std: "docker" "start" "-a" "45905fd1589d3b5153da91668ce68a9f0a3c1bd55db29551417fa2f98a46405c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scambio-990e7dc072283b56)
[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 scambio
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45905fd1589d3b5153da91668ce68a9f0a3c1bd55db29551417fa2f98a46405c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45905fd1589d3b5153da91668ce68a9f0a3c1bd55db29551417fa2f98a46405c", kill_on_drop: false }`
[INFO] [stdout] 45905fd1589d3b5153da91668ce68a9f0a3c1bd55db29551417fa2f98a46405c