[INFO] fetching crate feos 0.0.0...
[INFO] testing feos-0.0.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate feos 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate feos 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 feos 0.0.0
[INFO] finished tweaking crates.io crate feos 0.0.0
[INFO] tweaked toml for crates.io crate feos 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c94ed5d320903b4c3976adab2b76f54efe623348004bef94bc99c8776a756096
[INFO] running `Command { std: "docker" "start" "-a" "c94ed5d320903b4c3976adab2b76f54efe623348004bef94bc99c8776a756096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c94ed5d320903b4c3976adab2b76f54efe623348004bef94bc99c8776a756096", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c94ed5d320903b4c3976adab2b76f54efe623348004bef94bc99c8776a756096", kill_on_drop: false }`
[INFO] [stdout] c94ed5d320903b4c3976adab2b76f54efe623348004bef94bc99c8776a756096
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d7437b9198d244b133ae95970781b88d2666837a1304d815732295c5193b73a3
[INFO] running `Command { std: "docker" "start" "-a" "d7437b9198d244b133ae95970781b88d2666837a1304d815732295c5193b73a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling feos v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "d7437b9198d244b133ae95970781b88d2666837a1304d815732295c5193b73a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7437b9198d244b133ae95970781b88d2666837a1304d815732295c5193b73a3", kill_on_drop: false }`
[INFO] [stdout] d7437b9198d244b133ae95970781b88d2666837a1304d815732295c5193b73a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5395a50cbdc384bbb3a52a6e71fb6a5fdde1a83d4fe877fcc9277062c66d5b62
[INFO] running `Command { std: "docker" "start" "-a" "5395a50cbdc384bbb3a52a6e71fb6a5fdde1a83d4fe877fcc9277062c66d5b62", kill_on_drop: false }`
[INFO] [stderr]    Compiling feos v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "5395a50cbdc384bbb3a52a6e71fb6a5fdde1a83d4fe877fcc9277062c66d5b62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5395a50cbdc384bbb3a52a6e71fb6a5fdde1a83d4fe877fcc9277062c66d5b62", kill_on_drop: false }`
[INFO] [stdout] 5395a50cbdc384bbb3a52a6e71fb6a5fdde1a83d4fe877fcc9277062c66d5b62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 018fee0d5adea960c16dfb74b1cdea62d0fb765cfc8d3890f077dfb5e3295ff0
[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" "018fee0d5adea960c16dfb74b1cdea62d0fb765cfc8d3890f077dfb5e3295ff0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/feos-dfb45f6c66ce319c)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests feos
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "018fee0d5adea960c16dfb74b1cdea62d0fb765cfc8d3890f077dfb5e3295ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "018fee0d5adea960c16dfb74b1cdea62d0fb765cfc8d3890f077dfb5e3295ff0", kill_on_drop: false }`
[INFO] [stdout] 018fee0d5adea960c16dfb74b1cdea62d0fb765cfc8d3890f077dfb5e3295ff0