[INFO] cloning repository https://github.com/matklad/perftest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matklad/perftest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fperftest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fperftest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65656ef6e7a2abc25e1a2c38bc9f3818f7f7e893
[INFO] testing matklad/perftest against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatklad%2Fperftest" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matklad/perftest on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matklad/perftest
[INFO] finished tweaking git repo https://github.com/matklad/perftest
[INFO] tweaked toml for git repo https://github.com/matklad/perftest written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/matklad/perftest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 662883e6c744f24e9716282b810dfe1bf2f6d000cf223679b79dfb881d20505c
[INFO] running `Command { std: "docker" "start" "-a" "662883e6c744f24e9716282b810dfe1bf2f6d000cf223679b79dfb881d20505c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "662883e6c744f24e9716282b810dfe1bf2f6d000cf223679b79dfb881d20505c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "662883e6c744f24e9716282b810dfe1bf2f6d000cf223679b79dfb881d20505c", kill_on_drop: false }`
[INFO] [stdout] 662883e6c744f24e9716282b810dfe1bf2f6d000cf223679b79dfb881d20505c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be9dbecc6e9dcb36274fbc15ccadee9ac60ecbe6c2f0a47eb114c9941182614d
[INFO] running `Command { std: "docker" "start" "-a" "be9dbecc6e9dcb36274fbc15ccadee9ac60ecbe6c2f0a47eb114c9941182614d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling perf-event-open-sys v1.0.1
[INFO] [stderr]    Compiling perf-event v0.4.5
[INFO] [stderr]    Compiling perftest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.89s
[INFO] running `Command { std: "docker" "inspect" "be9dbecc6e9dcb36274fbc15ccadee9ac60ecbe6c2f0a47eb114c9941182614d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9dbecc6e9dcb36274fbc15ccadee9ac60ecbe6c2f0a47eb114c9941182614d", kill_on_drop: false }`
[INFO] [stdout] be9dbecc6e9dcb36274fbc15ccadee9ac60ecbe6c2f0a47eb114c9941182614d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a48607f3e73a943d708f3c2655da8680249de1948c8fba9a1708699d660c6007
[INFO] running `Command { std: "docker" "start" "-a" "a48607f3e73a943d708f3c2655da8680249de1948c8fba9a1708699d660c6007", kill_on_drop: false }`
[INFO] [stderr]    Compiling perftest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/perftest-116655d2e69ca651)
[INFO] running `Command { std: "docker" "inspect" "a48607f3e73a943d708f3c2655da8680249de1948c8fba9a1708699d660c6007", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a48607f3e73a943d708f3c2655da8680249de1948c8fba9a1708699d660c6007", kill_on_drop: false }`
[INFO] [stdout] a48607f3e73a943d708f3c2655da8680249de1948c8fba9a1708699d660c6007
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3568f30432a43ea707d009aba92d27d47381eacaafb7c474351fb974317caad8
[INFO] running `Command { std: "docker" "start" "-a" "3568f30432a43ea707d009aba92d27d47381eacaafb7c474351fb974317caad8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.91s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/perftest-116655d2e69ca651)
[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" "3568f30432a43ea707d009aba92d27d47381eacaafb7c474351fb974317caad8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3568f30432a43ea707d009aba92d27d47381eacaafb7c474351fb974317caad8", kill_on_drop: false }`
[INFO] [stdout] 3568f30432a43ea707d009aba92d27d47381eacaafb7c474351fb974317caad8