[INFO] cloning repository https://github.com/fx2y/learn-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fx2y/learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx2y%2Flearn-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffx2y%2Flearn-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] feda104a0d1a2e11969e1318d3da7fbf74e213af
[INFO] testing fx2y/learn-rust 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%2Ffx2y%2Flearn-rust" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fx2y/learn-rust 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/fx2y/learn-rust
[INFO] finished tweaking git repo https://github.com/fx2y/learn-rust
[INFO] tweaked toml for git repo https://github.com/fx2y/learn-rust written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/fx2y/learn-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 863b014f7e80bc1ce5486aff8b836d3b1663a707cf7bd24df54763ef38bd4e40
[INFO] running `Command { std: "docker" "start" "-a" "863b014f7e80bc1ce5486aff8b836d3b1663a707cf7bd24df54763ef38bd4e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "863b014f7e80bc1ce5486aff8b836d3b1663a707cf7bd24df54763ef38bd4e40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "863b014f7e80bc1ce5486aff8b836d3b1663a707cf7bd24df54763ef38bd4e40", kill_on_drop: false }`
[INFO] [stdout] 863b014f7e80bc1ce5486aff8b836d3b1663a707cf7bd24df54763ef38bd4e40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 4d4ae7513b8590806fe606f1866bcd19764c37a88289cb0791615729621052b3
[INFO] running `Command { std: "docker" "start" "-a" "4d4ae7513b8590806fe606f1866bcd19764c37a88289cb0791615729621052b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling parking_lot v0.10.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling signal-hook v0.1.13
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling crossterm v0.16.0
[INFO] [stderr]    Compiling pipeviewer v0.1.0 (/opt/rustwide/workdir/pipeviewer)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "4d4ae7513b8590806fe606f1866bcd19764c37a88289cb0791615729621052b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4ae7513b8590806fe606f1866bcd19764c37a88289cb0791615729621052b3", kill_on_drop: false }`
[INFO] [stdout] 4d4ae7513b8590806fe606f1866bcd19764c37a88289cb0791615729621052b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 2a97a6808ac01b2235a22d0c2f2e41168e7ad4633f05ef27b3a2a6591e5b98b9
[INFO] running `Command { std: "docker" "start" "-a" "2a97a6808ac01b2235a22d0c2f2e41168e7ad4633f05ef27b3a2a6591e5b98b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling pipeviewer v0.1.0 (/opt/rustwide/workdir/pipeviewer)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/pipeviewer-c03718cb2fb17825)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/pipeviewer-eaf6103d0d6a77ce)
[INFO] running `Command { std: "docker" "inspect" "2a97a6808ac01b2235a22d0c2f2e41168e7ad4633f05ef27b3a2a6591e5b98b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a97a6808ac01b2235a22d0c2f2e41168e7ad4633f05ef27b3a2a6591e5b98b9", kill_on_drop: false }`
[INFO] [stdout] 2a97a6808ac01b2235a22d0c2f2e41168e7ad4633f05ef27b3a2a6591e5b98b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 1a92f7813ce7082260519506813122f64263be1c5701d21b25c1cb482c6d59cd
[INFO] running `Command { std: "docker" "start" "-a" "1a92f7813ce7082260519506813122f64263be1c5701d21b25c1cb482c6d59cd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pipeviewer-c03718cb2fb17825)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test stats::tests::as_time_format ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/pipeviewer-eaf6103d0d6a77ce)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pipeviewer
[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 1 test
[INFO] [stdout] test src/stats.rs - stats::TimeOutput (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.92s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1a92f7813ce7082260519506813122f64263be1c5701d21b25c1cb482c6d59cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a92f7813ce7082260519506813122f64263be1c5701d21b25c1cb482c6d59cd", kill_on_drop: false }`
[INFO] [stdout] 1a92f7813ce7082260519506813122f64263be1c5701d21b25c1cb482c6d59cd