[INFO] fetching crate c_api_prefix 0.1.0...
[INFO] testing c_api_prefix-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate c_api_prefix 0.1.0 into /workspace/builds/worker-79/source
[INFO] validating manifest of crates.io crate c_api_prefix 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 c_api_prefix 0.1.0
[INFO] finished tweaking crates.io crate c_api_prefix 0.1.0
[INFO] tweaked toml for crates.io crate c_api_prefix 0.1.0 written to /workspace/builds/worker-79/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-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] a538e56d101635ec5f4fe3001482467d0ab9af47789ff2aebdaca08be3592f79
[INFO] running `Command { std: "docker" "start" "-a" "a538e56d101635ec5f4fe3001482467d0ab9af47789ff2aebdaca08be3592f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a538e56d101635ec5f4fe3001482467d0ab9af47789ff2aebdaca08be3592f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a538e56d101635ec5f4fe3001482467d0ab9af47789ff2aebdaca08be3592f79", kill_on_drop: false }`
[INFO] [stdout] a538e56d101635ec5f4fe3001482467d0ab9af47789ff2aebdaca08be3592f79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] f462c0112be84517887130069a40838adc8049c7c5ad2f97ebcd3b7ba696690d
[INFO] running `Command { std: "docker" "start" "-a" "f462c0112be84517887130069a40838adc8049c7c5ad2f97ebcd3b7ba696690d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling c_api_prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.88s
[INFO] running `Command { std: "docker" "inspect" "f462c0112be84517887130069a40838adc8049c7c5ad2f97ebcd3b7ba696690d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f462c0112be84517887130069a40838adc8049c7c5ad2f97ebcd3b7ba696690d", kill_on_drop: false }`
[INFO] [stdout] f462c0112be84517887130069a40838adc8049c7c5ad2f97ebcd3b7ba696690d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 0686cbed24e74d47c1afd75e978a55fc84f6dd951d83b2851a5e686bbda11304
[INFO] running `Command { std: "docker" "start" "-a" "0686cbed24e74d47c1afd75e978a55fc84f6dd951d83b2851a5e686bbda11304", kill_on_drop: false }`
[INFO] [stderr]    Compiling c_api_prefix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "0686cbed24e74d47c1afd75e978a55fc84f6dd951d83b2851a5e686bbda11304", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0686cbed24e74d47c1afd75e978a55fc84f6dd951d83b2851a5e686bbda11304", kill_on_drop: false }`
[INFO] [stdout] 0686cbed24e74d47c1afd75e978a55fc84f6dd951d83b2851a5e686bbda11304
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-79/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] 588d9f5b4b82e507a9723b502729ed482f136d2514fa8f7168fc22f787d62f78
[INFO] running `Command { std: "docker" "start" "-a" "588d9f5b4b82e507a9723b502729ed482f136d2514fa8f7168fc22f787d62f78", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/c_api_prefix-57daab90dfad3966)
[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 c_api_prefix
[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" "588d9f5b4b82e507a9723b502729ed482f136d2514fa8f7168fc22f787d62f78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "588d9f5b4b82e507a9723b502729ed482f136d2514fa8f7168fc22f787d62f78", kill_on_drop: false }`
[INFO] [stdout] 588d9f5b4b82e507a9723b502729ed482f136d2514fa8f7168fc22f787d62f78