[INFO] cloning repository https://github.com/jml/reach
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jml/reach" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjml%2Freach", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjml%2Freach'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c72299da3e546397266d12bb5c3dd2bc022278a6
[INFO] testing jml/reach against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjml%2Freach" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jml/reach on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jml/reach
[INFO] finished tweaking git repo https://github.com/jml/reach
[INFO] tweaked toml for git repo https://github.com/jml/reach written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/jml/reach already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.7.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27a454fb2b099202ad80d9bdf351c38536fc3e9c5c19bf6a7d320c478e47b940
[INFO] running `Command { std: "docker" "start" "-a" "27a454fb2b099202ad80d9bdf351c38536fc3e9c5c19bf6a7d320c478e47b940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27a454fb2b099202ad80d9bdf351c38536fc3e9c5c19bf6a7d320c478e47b940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a454fb2b099202ad80d9bdf351c38536fc3e9c5c19bf6a7d320c478e47b940", kill_on_drop: false }`
[INFO] [stdout] 27a454fb2b099202ad80d9bdf351c38536fc3e9c5c19bf6a7d320c478e47b940
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f48cc509cf8c9277355075851307213b2c1524a53e1a74464bf9f1dc195b3470
[INFO] running `Command { std: "docker" "start" "-a" "f48cc509cf8c9277355075851307213b2c1524a53e1a74464bf9f1dc195b3470", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.12
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling futures-sink v0.3.12
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling futures-io v0.3.12
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling bytes v1.0.1
[INFO] [stderr]    Compiling os_str_bytes v2.4.0
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling lock_api v0.4.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling futures-channel v0.3.12
[INFO] [stderr]    Compiling futures-task v0.3.12
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling mio v0.7.8
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling tokio-stream v0.1.3
[INFO] [stderr]    Compiling reach v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.77s
[INFO] running `Command { std: "docker" "inspect" "f48cc509cf8c9277355075851307213b2c1524a53e1a74464bf9f1dc195b3470", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f48cc509cf8c9277355075851307213b2c1524a53e1a74464bf9f1dc195b3470", kill_on_drop: false }`
[INFO] [stdout] f48cc509cf8c9277355075851307213b2c1524a53e1a74464bf9f1dc195b3470
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abdcdc99f5e49fd33a6d5f5e6991b957ebde5e27195f787c751bb2569eb0ae2a
[INFO] running `Command { std: "docker" "start" "-a" "abdcdc99f5e49fd33a6d5f5e6991b957ebde5e27195f787c751bb2569eb0ae2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling reach v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "abdcdc99f5e49fd33a6d5f5e6991b957ebde5e27195f787c751bb2569eb0ae2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abdcdc99f5e49fd33a6d5f5e6991b957ebde5e27195f787c751bb2569eb0ae2a", kill_on_drop: false }`
[INFO] [stdout] abdcdc99f5e49fd33a6d5f5e6991b957ebde5e27195f787c751bb2569eb0ae2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f58a2657480748b8d4fb04c6841c9a37ba5594e047cadafd15f5f18275cae6ca
[INFO] running `Command { std: "docker" "start" "-a" "f58a2657480748b8d4fb04c6841c9a37ba5594e047cadafd15f5f18275cae6ca", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reach-157d674eea88a731)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reach-583632c4eb9390b8)
[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] [stderr]    Doc-tests reach
[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" "f58a2657480748b8d4fb04c6841c9a37ba5594e047cadafd15f5f18275cae6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58a2657480748b8d4fb04c6841c9a37ba5594e047cadafd15f5f18275cae6ca", kill_on_drop: false }`
[INFO] [stdout] f58a2657480748b8d4fb04c6841c9a37ba5594e047cadafd15f5f18275cae6ca