[INFO] fetching crate stakk 0.0.0...
[INFO] testing stakk-0.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate stakk 0.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate stakk 0.0.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stakk 0.0.0
[INFO] finished tweaking crates.io crate stakk 0.0.0
[INFO] tweaked toml for crates.io crate stakk 0.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate stakk 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e3379dfc8b24acfd5c8816a659650410124ee99f06f00868bf93c866a26e5f1c
[INFO] running `Command { std: "docker" "start" "-a" "e3379dfc8b24acfd5c8816a659650410124ee99f06f00868bf93c866a26e5f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e3379dfc8b24acfd5c8816a659650410124ee99f06f00868bf93c866a26e5f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3379dfc8b24acfd5c8816a659650410124ee99f06f00868bf93c866a26e5f1c", kill_on_drop: false }`
[INFO] [stdout] e3379dfc8b24acfd5c8816a659650410124ee99f06f00868bf93c866a26e5f1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 493b43b435c35565da2c95b7c85553bc4097964863101f1780fe60c0b22ea632
[INFO] running `Command { std: "docker" "start" "-a" "493b43b435c35565da2c95b7c85553bc4097964863101f1780fe60c0b22ea632", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "493b43b435c35565da2c95b7c85553bc4097964863101f1780fe60c0b22ea632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "493b43b435c35565da2c95b7c85553bc4097964863101f1780fe60c0b22ea632", kill_on_drop: false }`
[INFO] [stdout] 493b43b435c35565da2c95b7c85553bc4097964863101f1780fe60c0b22ea632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68fe490867c2e2251f3c7ebecab43f5fcbc20b51fc9d9822b2094f7e2574b919
[INFO] running `Command { std: "docker" "start" "-a" "68fe490867c2e2251f3c7ebecab43f5fcbc20b51fc9d9822b2094f7e2574b919", kill_on_drop: false }`
[INFO] [stderr]    Compiling stakk v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "68fe490867c2e2251f3c7ebecab43f5fcbc20b51fc9d9822b2094f7e2574b919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68fe490867c2e2251f3c7ebecab43f5fcbc20b51fc9d9822b2094f7e2574b919", kill_on_drop: false }`
[INFO] [stdout] 68fe490867c2e2251f3c7ebecab43f5fcbc20b51fc9d9822b2094f7e2574b919
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4feb2243b67429540debb36664b7ffda76d01dae266b5bd1886cd4f54bcfab6a
[INFO] running `Command { std: "docker" "start" "-a" "4feb2243b67429540debb36664b7ffda76d01dae266b5bd1886cd4f54bcfab6a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stakk-a954e26118433395)
[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" "4feb2243b67429540debb36664b7ffda76d01dae266b5bd1886cd4f54bcfab6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4feb2243b67429540debb36664b7ffda76d01dae266b5bd1886cd4f54bcfab6a", kill_on_drop: false }`
[INFO] [stdout] 4feb2243b67429540debb36664b7ffda76d01dae266b5bd1886cd4f54bcfab6a