[INFO] cloning repository https://github.com/mcufari/NumerovExperiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mcufari/NumerovExperiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcufari%2FNumerovExperiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcufari%2FNumerovExperiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcfeed7d9698f220035e382c5c47ff3a34f6ecb8
[INFO] testing mcufari/NumerovExperiment against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmcufari%2FNumerovExperiment" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mcufari/NumerovExperiment 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/mcufari/NumerovExperiment
[INFO] finished tweaking git repo https://github.com/mcufari/NumerovExperiment
[INFO] tweaked toml for git repo https://github.com/mcufari/NumerovExperiment written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/mcufari/NumerovExperiment 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 23a905887dbbaa424687b4a060a02c62b3596149381d2d7638749395d06174f5
[INFO] running `Command { std: "docker" "start" "-a" "23a905887dbbaa424687b4a060a02c62b3596149381d2d7638749395d06174f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a905887dbbaa424687b4a060a02c62b3596149381d2d7638749395d06174f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a905887dbbaa424687b4a060a02c62b3596149381d2d7638749395d06174f5", kill_on_drop: false }`
[INFO] [stdout] 23a905887dbbaa424687b4a060a02c62b3596149381d2d7638749395d06174f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 59f324543fc06e037adf04dee5f847c368379e682678d4a53cb78a57c0965d9e
[INFO] running `Command { std: "docker" "start" "-a" "59f324543fc06e037adf04dee5f847c368379e682678d4a53cb78a57c0965d9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerov_experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "59f324543fc06e037adf04dee5f847c368379e682678d4a53cb78a57c0965d9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f324543fc06e037adf04dee5f847c368379e682678d4a53cb78a57c0965d9e", kill_on_drop: false }`
[INFO] [stdout] 59f324543fc06e037adf04dee5f847c368379e682678d4a53cb78a57c0965d9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 2118aa8823d471f4d3fb732d4efde1bcf5c385d2fa5bdcedef3aa716bc50bc7a
[INFO] running `Command { std: "docker" "start" "-a" "2118aa8823d471f4d3fb732d4efde1bcf5c385d2fa5bdcedef3aa716bc50bc7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling numerov_experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "2118aa8823d471f4d3fb732d4efde1bcf5c385d2fa5bdcedef3aa716bc50bc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2118aa8823d471f4d3fb732d4efde1bcf5c385d2fa5bdcedef3aa716bc50bc7a", kill_on_drop: false }`
[INFO] [stdout] 2118aa8823d471f4d3fb732d4efde1bcf5c385d2fa5bdcedef3aa716bc50bc7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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] 97770b1bccd72e34994066855db20745cf6ebc4f413a6ccfa36d6b185c8da8b1
[INFO] running `Command { std: "docker" "start" "-a" "97770b1bccd72e34994066855db20745cf6ebc4f413a6ccfa36d6b185c8da8b1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 39.90s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/numerov_experiment-413dd938601a1b38)
[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" "97770b1bccd72e34994066855db20745cf6ebc4f413a6ccfa36d6b185c8da8b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97770b1bccd72e34994066855db20745cf6ebc4f413a6ccfa36d6b185c8da8b1", kill_on_drop: false }`
[INFO] [stdout] 97770b1bccd72e34994066855db20745cf6ebc4f413a6ccfa36d6b185c8da8b1