[INFO] fetching crate psyche-host 0.2.19...
[INFO] testing psyche-host-0.2.19 against 1.55.0 for beta-1.56-1
[INFO] extracting crate psyche-host 0.2.19 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate psyche-host 0.2.19 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate psyche-host 0.2.19
[INFO] finished tweaking crates.io crate psyche-host 0.2.19
[INFO] tweaked toml for crates.io crate psyche-host 0.2.19 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8a2d71622c45b8c0a22be4a476bc67730d3a914c8f289e75910773c046873d03
[INFO] running `Command { std: "docker" "start" "-a" "8a2d71622c45b8c0a22be4a476bc67730d3a914c8f289e75910773c046873d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a2d71622c45b8c0a22be4a476bc67730d3a914c8f289e75910773c046873d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a2d71622c45b8c0a22be4a476bc67730d3a914c8f289e75910773c046873d03", kill_on_drop: false }`
[INFO] [stdout] 8a2d71622c45b8c0a22be4a476bc67730d3a914c8f289e75910773c046873d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8abc399fcfcdf187fbeed1b2cd63981e0100b4af517b35fbf1e1103ce80f9c0f
[INFO] running `Command { std: "docker" "start" "-a" "8abc399fcfcdf187fbeed1b2cd63981e0100b4af517b35fbf1e1103ce80f9c0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling psyche-core v0.2.19
[INFO] [stderr]    Compiling psyche-host v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "8abc399fcfcdf187fbeed1b2cd63981e0100b4af517b35fbf1e1103ce80f9c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8abc399fcfcdf187fbeed1b2cd63981e0100b4af517b35fbf1e1103ce80f9c0f", kill_on_drop: false }`
[INFO] [stdout] 8abc399fcfcdf187fbeed1b2cd63981e0100b4af517b35fbf1e1103ce80f9c0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1461751409cae7f53e75c31934986e714e3b050625169ff989373e2290ddc06
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d1461751409cae7f53e75c31934986e714e3b050625169ff989373e2290ddc06", kill_on_drop: false }`
[INFO] [stderr]    Compiling psyche-host v0.2.19 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d1461751409cae7f53e75c31934986e714e3b050625169ff989373e2290ddc06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1461751409cae7f53e75c31934986e714e3b050625169ff989373e2290ddc06", kill_on_drop: false }`
[INFO] [stdout] d1461751409cae7f53e75c31934986e714e3b050625169ff989373e2290ddc06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27ba2aa1d68231e1d741ec4c9e8ba6072f975a69dac756c330fae47c0359c5a5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "27ba2aa1d68231e1d741ec4c9e8ba6072f975a69dac756c330fae47c0359c5a5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/psyche_host-00c06786bf29a622)
[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 psyche-host
[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" "27ba2aa1d68231e1d741ec4c9e8ba6072f975a69dac756c330fae47c0359c5a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27ba2aa1d68231e1d741ec4c9e8ba6072f975a69dac756c330fae47c0359c5a5", kill_on_drop: false }`
[INFO] [stdout] 27ba2aa1d68231e1d741ec4c9e8ba6072f975a69dac756c330fae47c0359c5a5