[INFO] fetching crate psalms 0.0.7...
[INFO] testing psalms-0.0.7 against 1.49.0 for beta-1.50-1
[INFO] extracting crate psalms 0.0.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate psalms 0.0.7 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate psalms 0.0.7
[INFO] finished tweaking crates.io crate psalms 0.0.7
[INFO] tweaked toml for crates.io crate psalms 0.0.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate psalms 0.0.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a11548671138e5804ce10933033d79dc3ce877e67a40a38905f8a30e19781a64
[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" "a11548671138e5804ce10933033d79dc3ce877e67a40a38905f8a30e19781a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a11548671138e5804ce10933033d79dc3ce877e67a40a38905f8a30e19781a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a11548671138e5804ce10933033d79dc3ce877e67a40a38905f8a30e19781a64", kill_on_drop: false }`
[INFO] [stdout] a11548671138e5804ce10933033d79dc3ce877e67a40a38905f8a30e19781a64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7d7cb445c3d70485423a4c6e101a5aa3129afc8adddee964735c0b810ad6b1e
[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" "f7d7cb445c3d70485423a4c6e101a5aa3129afc8adddee964735c0b810ad6b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling directories v2.0.2
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling psalms v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.84s
[INFO] running `Command { std: "docker" "inspect" "f7d7cb445c3d70485423a4c6e101a5aa3129afc8adddee964735c0b810ad6b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7d7cb445c3d70485423a4c6e101a5aa3129afc8adddee964735c0b810ad6b1e", kill_on_drop: false }`
[INFO] [stdout] f7d7cb445c3d70485423a4c6e101a5aa3129afc8adddee964735c0b810ad6b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9717f32507451675a11d949385cd79524ade49d3665baf05fea846a3523a13b
[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" "e9717f32507451675a11d949385cd79524ade49d3665baf05fea846a3523a13b", kill_on_drop: false }`
[INFO] [stderr]    Compiling psalms v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "e9717f32507451675a11d949385cd79524ade49d3665baf05fea846a3523a13b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9717f32507451675a11d949385cd79524ade49d3665baf05fea846a3523a13b", kill_on_drop: false }`
[INFO] [stdout] e9717f32507451675a11d949385cd79524ade49d3665baf05fea846a3523a13b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] d167a830ec01b6320aeec79ba10ca20c377e3f8e09c4d6a1df6e984f4ef67f7f
[INFO] running `Command { std: "docker" "start" "-a" "d167a830ec01b6320aeec79ba10ca20c377e3f8e09c4d6a1df6e984f4ef67f7f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/psalms-7018d2ba99cafbd7
[INFO] running `Command { std: "docker" "inspect" "d167a830ec01b6320aeec79ba10ca20c377e3f8e09c4d6a1df6e984f4ef67f7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d167a830ec01b6320aeec79ba10ca20c377e3f8e09c4d6a1df6e984f4ef67f7f", kill_on_drop: false }`
[INFO] [stdout] d167a830ec01b6320aeec79ba10ca20c377e3f8e09c4d6a1df6e984f4ef67f7f