[INFO] cloning repository https://github.com/tercen/rustson
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tercen/rustson" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftercen%2Frustson", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftercen%2Frustson'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b28ceb9af8524968f22f862e50367ec7cf199d7
[INFO] testing tercen/rustson against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftercen%2Frustson" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tercen/rustson 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 git repo https://github.com/tercen/rustson
[INFO] finished tweaking git repo https://github.com/tercen/rustson
[INFO] tweaked toml for git repo https://github.com/tercen/rustson written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 0a5abd22955deb79d31d54fa01fcdb0c3d7121883ccc83efab18e9e9909a3fc6
[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" "0a5abd22955deb79d31d54fa01fcdb0c3d7121883ccc83efab18e9e9909a3fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a5abd22955deb79d31d54fa01fcdb0c3d7121883ccc83efab18e9e9909a3fc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5abd22955deb79d31d54fa01fcdb0c3d7121883ccc83efab18e9e9909a3fc6", kill_on_drop: false }`
[INFO] [stdout] 0a5abd22955deb79d31d54fa01fcdb0c3d7121883ccc83efab18e9e9909a3fc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1274d3ebb3880efe69e7253e5743b633f993f1d1b813959cbf7e7769e2abca37
[INFO] running `Command { std: "docker" "start" "-a" "1274d3ebb3880efe69e7253e5743b633f993f1d1b813959cbf7e7769e2abca37", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling rustson v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.67s
[INFO] running `Command { std: "docker" "inspect" "1274d3ebb3880efe69e7253e5743b633f993f1d1b813959cbf7e7769e2abca37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1274d3ebb3880efe69e7253e5743b633f993f1d1b813959cbf7e7769e2abca37", kill_on_drop: false }`
[INFO] [stdout] 1274d3ebb3880efe69e7253e5743b633f993f1d1b813959cbf7e7769e2abca37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 4e511bedc4dd25be12108fd7619381a087a1049abf9eee0805d1f0f9861e8052
[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" "4e511bedc4dd25be12108fd7619381a087a1049abf9eee0805d1f0f9861e8052", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustson v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "4e511bedc4dd25be12108fd7619381a087a1049abf9eee0805d1f0f9861e8052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e511bedc4dd25be12108fd7619381a087a1049abf9eee0805d1f0f9861e8052", kill_on_drop: false }`
[INFO] [stdout] 4e511bedc4dd25be12108fd7619381a087a1049abf9eee0805d1f0f9861e8052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6dae265e8056141515efbf7ecf2945bbc5232f829f46548bbfe022eb8084fe88
[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" "6dae265e8056141515efbf7ecf2945bbc5232f829f46548bbfe022eb8084fe88", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustson-e31fde40523d3598)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::empty_lst ... ok
[INFO] [stdout] test tests::map ... ok
[INFO] [stdout] test tests::lst ... ok
[INFO] [stderr]    Doc-tests rustson
[INFO] [stdout] test tests::null ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "6dae265e8056141515efbf7ecf2945bbc5232f829f46548bbfe022eb8084fe88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dae265e8056141515efbf7ecf2945bbc5232f829f46548bbfe022eb8084fe88", kill_on_drop: false }`
[INFO] [stdout] 6dae265e8056141515efbf7ecf2945bbc5232f829f46548bbfe022eb8084fe88