[INFO] cloning repository https://github.com/alamb/rust_tokio_overhead
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alamb/rust_tokio_overhead" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 44af53837e5c7479f37fd489c679d2f288cf3ab5
[INFO] checking alamb/rust_tokio_overhead against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falamb%2Frust_tokio_overhead" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alamb/rust_tokio_overhead on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alamb/rust_tokio_overhead
[INFO] finished tweaking git repo https://github.com/alamb/rust_tokio_overhead
[INFO] tweaked toml for git repo https://github.com/alamb/rust_tokio_overhead written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/alamb/rust_tokio_overhead already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lexical-util v0.8.1
[INFO] [stderr]   Downloaded flatbuffers v2.0.0
[INFO] [stderr]   Downloaded lexical-core v0.8.2
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.0
[INFO] [stderr]   Downloaded lexical-write-integer v0.8.0
[INFO] [stderr]   Downloaded lexical-write-float v0.8.2
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.2
[INFO] [stderr]   Downloaded arrow v6.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28cfe06262bf675a58949a1ae689d97b339058478763976418d9ebb73d677812
[INFO] running `Command { std: "docker" "start" "-a" "28cfe06262bf675a58949a1ae689d97b339058478763976418d9ebb73d677812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28cfe06262bf675a58949a1ae689d97b339058478763976418d9ebb73d677812", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28cfe06262bf675a58949a1ae689d97b339058478763976418d9ebb73d677812", kill_on_drop: false }`
[INFO] [stdout] 28cfe06262bf675a58949a1ae689d97b339058478763976418d9ebb73d677812
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4285c6800f1d0e1d7cf72f7299f149981e2212773d6ddfecda93def6c05d4b54
[INFO] running `Command { std: "docker" "start" "-a" "4285c6800f1d0e1d7cf72f7299f149981e2212773d6ddfecda93def6c05d4b54", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.34
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking lexical-util v0.8.1
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking lexical-write-integer v0.8.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking lexical-parse-integer v0.8.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.73
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking lexical-parse-float v0.8.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking lexical-write-float v0.8.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking lexical-core v0.8.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking flatbuffers v2.0.0
[INFO] [stderr]     Checking arrow v6.4.0
[INFO] [stderr]     Checking rust_tokio_overhead v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `Command { std: "docker" "inspect" "4285c6800f1d0e1d7cf72f7299f149981e2212773d6ddfecda93def6c05d4b54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4285c6800f1d0e1d7cf72f7299f149981e2212773d6ddfecda93def6c05d4b54", kill_on_drop: false }`
[INFO] [stdout] 4285c6800f1d0e1d7cf72f7299f149981e2212773d6ddfecda93def6c05d4b54