[INFO] cloning repository https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/insufficiently-caffeinated/tracing-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cd91586cd9489b18743c6657b49badf4e5a45f11
[INFO] testing insufficiently-caffeinated/tracing-tools against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Finsufficiently-caffeinated%2Ftracing-tools" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/insufficiently-caffeinated/tracing-tools on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] finished tweaking git repo https://github.com/insufficiently-caffeinated/tracing-tools
[INFO] tweaked toml for git repo https://github.com/insufficiently-caffeinated/tracing-tools written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/insufficiently-caffeinated/tracing-tools already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] d65436413449afc9035b26a6fb3dd73e47b2b8ed2d0ebff0fa6a93fc1a97a62e
[INFO] running `Command { std: "docker" "start" "-a" "d65436413449afc9035b26a6fb3dd73e47b2b8ed2d0ebff0fa6a93fc1a97a62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d65436413449afc9035b26a6fb3dd73e47b2b8ed2d0ebff0fa6a93fc1a97a62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d65436413449afc9035b26a6fb3dd73e47b2b8ed2d0ebff0fa6a93fc1a97a62e", kill_on_drop: false }`
[INFO] [stdout] d65436413449afc9035b26a6fb3dd73e47b2b8ed2d0ebff0fa6a93fc1a97a62e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c30a07bda30f08cea988f3151a67665ef74bbfdbe6a8cfd0ec4ab8792430d714
[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" "c30a07bda30f08cea988f3151a67665ef74bbfdbe6a8cfd0ec4ab8792430d714", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling capnp v0.14.2
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling trace_span v0.1.0 (/opt/rustwide/workdir/trace_span)
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling convert-to-chrome-trace v0.1.0 (/opt/rustwide/workdir/convert-to-chrome-trace)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.97s
[INFO] running `Command { std: "docker" "inspect" "c30a07bda30f08cea988f3151a67665ef74bbfdbe6a8cfd0ec4ab8792430d714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30a07bda30f08cea988f3151a67665ef74bbfdbe6a8cfd0ec4ab8792430d714", kill_on_drop: false }`
[INFO] [stdout] c30a07bda30f08cea988f3151a67665ef74bbfdbe6a8cfd0ec4ab8792430d714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dcf0a6234cadbeda0ec8e5dda1b610c6b6079490b4b9b79489ecdd5efc40fc4
[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" "3dcf0a6234cadbeda0ec8e5dda1b610c6b6079490b4b9b79489ecdd5efc40fc4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling trace_span v0.1.0 (/opt/rustwide/workdir/trace_span)
[INFO] [stderr]    Compiling convert-to-chrome-trace v0.1.0 (/opt/rustwide/workdir/convert-to-chrome-trace)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "3dcf0a6234cadbeda0ec8e5dda1b610c6b6079490b4b9b79489ecdd5efc40fc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dcf0a6234cadbeda0ec8e5dda1b610c6b6079490b4b9b79489ecdd5efc40fc4", kill_on_drop: false }`
[INFO] [stdout] 3dcf0a6234cadbeda0ec8e5dda1b610c6b6079490b4b9b79489ecdd5efc40fc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e5595cd45fc1578c49c24fcb2cd045242d9eadf12cc3585a300d25d5e9de5416
[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" "e5595cd45fc1578c49c24fcb2cd045242d9eadf12cc3585a300d25d5e9de5416", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/convert_to_chrome_trace-6de5eff748733921)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/trace_span-c2d9da10e53f16bc)
[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 trace_span
[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] [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" "e5595cd45fc1578c49c24fcb2cd045242d9eadf12cc3585a300d25d5e9de5416", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5595cd45fc1578c49c24fcb2cd045242d9eadf12cc3585a300d25d5e9de5416", kill_on_drop: false }`
[INFO] [stdout] e5595cd45fc1578c49c24fcb2cd045242d9eadf12cc3585a300d25d5e9de5416