[INFO] fetching crate hello-rust-olso 0.1.0...
[INFO] testing hello-rust-olso-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate hello-rust-olso 0.1.0 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate hello-rust-olso 0.1.0 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 crates.io crate hello-rust-olso 0.1.0
[INFO] finished tweaking crates.io crate hello-rust-olso 0.1.0
[INFO] tweaked toml for crates.io crate hello-rust-olso 0.1.0 written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 2a9b96678c2b35c1b33a0962bacdf88565c4523c869c581f1479935ac0ecf46b
[INFO] running `Command { std: "docker" "start" "-a" "2a9b96678c2b35c1b33a0962bacdf88565c4523c869c581f1479935ac0ecf46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a9b96678c2b35c1b33a0962bacdf88565c4523c869c581f1479935ac0ecf46b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a9b96678c2b35c1b33a0962bacdf88565c4523c869c581f1479935ac0ecf46b", kill_on_drop: false }`
[INFO] [stdout] 2a9b96678c2b35c1b33a0962bacdf88565c4523c869c581f1479935ac0ecf46b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 0bb1095d6f09a57ff828133fff5a0c2ba6f6a146f99e6756664b450fb6fc3746
[INFO] running `Command { std: "docker" "start" "-a" "0bb1095d6f09a57ff828133fff5a0c2ba6f6a146f99e6756664b450fb6fc3746", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-rust-olso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "0bb1095d6f09a57ff828133fff5a0c2ba6f6a146f99e6756664b450fb6fc3746", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bb1095d6f09a57ff828133fff5a0c2ba6f6a146f99e6756664b450fb6fc3746", kill_on_drop: false }`
[INFO] [stdout] 0bb1095d6f09a57ff828133fff5a0c2ba6f6a146f99e6756664b450fb6fc3746
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] d4c9ca035df9c5fb7f121902e639f4a79d2cb51ec0b5694a1e2590f3cb62fa6b
[INFO] running `Command { std: "docker" "start" "-a" "d4c9ca035df9c5fb7f121902e639f4a79d2cb51ec0b5694a1e2590f3cb62fa6b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-rust-olso v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "d4c9ca035df9c5fb7f121902e639f4a79d2cb51ec0b5694a1e2590f3cb62fa6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c9ca035df9c5fb7f121902e639f4a79d2cb51ec0b5694a1e2590f3cb62fa6b", kill_on_drop: false }`
[INFO] [stdout] d4c9ca035df9c5fb7f121902e639f4a79d2cb51ec0b5694a1e2590f3cb62fa6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 367230bb7e5f6136ed9d3c06918b56af01abfb590f2f62d38dc49a42da12075a
[INFO] running `Command { std: "docker" "start" "-a" "367230bb7e5f6136ed9d3c06918b56af01abfb590f2f62d38dc49a42da12075a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust_olso-daaefff52054f575)
[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] [stderr]    Doc-tests hello-rust-olso
[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" "367230bb7e5f6136ed9d3c06918b56af01abfb590f2f62d38dc49a42da12075a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367230bb7e5f6136ed9d3c06918b56af01abfb590f2f62d38dc49a42da12075a", kill_on_drop: false }`
[INFO] [stdout] 367230bb7e5f6136ed9d3c06918b56af01abfb590f2f62d38dc49a42da12075a