[INFO] cloning repository https://github.com/4-sight/rust-fib_generator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/4-sight/rust-fib_generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-fib_generator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-fib_generator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e559145c95e129abf338c0a0778c116fea085d25
[INFO] testing 4-sight/rust-fib_generator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F4-sight%2Frust-fib_generator" "/workspace/builds/worker-47/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-47/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/4-sight/rust-fib_generator 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/4-sight/rust-fib_generator
[INFO] finished tweaking git repo https://github.com/4-sight/rust-fib_generator
[INFO] tweaked toml for git repo https://github.com/4-sight/rust-fib_generator written to /workspace/builds/worker-47/source/Cargo.toml
[INFO] crate git repo https://github.com/4-sight/rust-fib_generator 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-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 65d48950ab0ced21e47ae110488aa0b42449c41f81ba5803350a733c97a7ef12
[INFO] running `Command { std: "docker" "start" "-a" "65d48950ab0ced21e47ae110488aa0b42449c41f81ba5803350a733c97a7ef12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65d48950ab0ced21e47ae110488aa0b42449c41f81ba5803350a733c97a7ef12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65d48950ab0ced21e47ae110488aa0b42449c41f81ba5803350a733c97a7ef12", kill_on_drop: false }`
[INFO] [stdout] 65d48950ab0ced21e47ae110488aa0b42449c41f81ba5803350a733c97a7ef12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 084c9b13a42bda82f17c52163ca9bd4d4103469668cd58873e1e7c7bbc47cd6c
[INFO] running `Command { std: "docker" "start" "-a" "084c9b13a42bda82f17c52163ca9bd4d4103469668cd58873e1e7c7bbc47cd6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling fib_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.22s
[INFO] running `Command { std: "docker" "inspect" "084c9b13a42bda82f17c52163ca9bd4d4103469668cd58873e1e7c7bbc47cd6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "084c9b13a42bda82f17c52163ca9bd4d4103469668cd58873e1e7c7bbc47cd6c", kill_on_drop: false }`
[INFO] [stdout] 084c9b13a42bda82f17c52163ca9bd4d4103469668cd58873e1e7c7bbc47cd6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] 358114391a0f7ea8997551329b0d64f50d1739119d2205d341c3d8d4cbaf91f0
[INFO] running `Command { std: "docker" "start" "-a" "358114391a0f7ea8997551329b0d64f50d1739119d2205d341c3d8d4cbaf91f0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling fib_generator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "358114391a0f7ea8997551329b0d64f50d1739119d2205d341c3d8d4cbaf91f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358114391a0f7ea8997551329b0d64f50d1739119d2205d341c3d8d4cbaf91f0", kill_on_drop: false }`
[INFO] [stdout] 358114391a0f7ea8997551329b0d64f50d1739119d2205d341c3d8d4cbaf91f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-47/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] b0d28bd4a835ecfa51c3fb3a1ec5175fe1c89543fd003d819110efb9df2dd24c
[INFO] running `Command { std: "docker" "start" "-a" "b0d28bd4a835ecfa51c3fb3a1ec5175fe1c89543fd003d819110efb9df2dd24c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fib_generator-1427941e705a979e)
[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" "b0d28bd4a835ecfa51c3fb3a1ec5175fe1c89543fd003d819110efb9df2dd24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0d28bd4a835ecfa51c3fb3a1ec5175fe1c89543fd003d819110efb9df2dd24c", kill_on_drop: false }`
[INFO] [stdout] b0d28bd4a835ecfa51c3fb3a1ec5175fe1c89543fd003d819110efb9df2dd24c