[INFO] fetching crate proverbilo 0.1.5...
[INFO] testing proverbilo-0.1.5 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate proverbilo 0.1.5 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate proverbilo 0.1.5
[INFO] finished tweaking crates.io crate proverbilo 0.1.5
[INFO] tweaked toml for crates.io crate proverbilo 0.1.5 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate proverbilo 0.1.5 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate proverbilo 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.142
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5cf51d2661d755fda214070234a508dcb5608db60716305380c306b234c4b14
[INFO] running `Command { std: "docker" "start" "-a" "c5cf51d2661d755fda214070234a508dcb5608db60716305380c306b234c4b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5cf51d2661d755fda214070234a508dcb5608db60716305380c306b234c4b14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5cf51d2661d755fda214070234a508dcb5608db60716305380c306b234c4b14", kill_on_drop: false }`
[INFO] [stdout] c5cf51d2661d755fda214070234a508dcb5608db60716305380c306b234c4b14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2423107790e1aeca9df9e306450edaf2a6356b4dad9989e315fa2d5a50bb8a7
[INFO] running `Command { std: "docker" "start" "-a" "e2423107790e1aeca9df9e306450edaf2a6356b4dad9989e315fa2d5a50bb8a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling proverbilo v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "e2423107790e1aeca9df9e306450edaf2a6356b4dad9989e315fa2d5a50bb8a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2423107790e1aeca9df9e306450edaf2a6356b4dad9989e315fa2d5a50bb8a7", kill_on_drop: false }`
[INFO] [stdout] e2423107790e1aeca9df9e306450edaf2a6356b4dad9989e315fa2d5a50bb8a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdc29259234c27ae0fbf3ae9a0daac4fc1d53dc63d5a155ca3745646cb03b9f0
[INFO] running `Command { std: "docker" "start" "-a" "cdc29259234c27ae0fbf3ae9a0daac4fc1d53dc63d5a155ca3745646cb03b9f0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proverbilo v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "cdc29259234c27ae0fbf3ae9a0daac4fc1d53dc63d5a155ca3745646cb03b9f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdc29259234c27ae0fbf3ae9a0daac4fc1d53dc63d5a155ca3745646cb03b9f0", kill_on_drop: false }`
[INFO] [stdout] cdc29259234c27ae0fbf3ae9a0daac4fc1d53dc63d5a155ca3745646cb03b9f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b38a3c1700b87632a6b58c16ba6ad8562d7f54f1abc318fc20b9005660b5a9b7
[INFO] running `Command { std: "docker" "start" "-a" "b38a3c1700b87632a6b58c16ba6ad8562d7f54f1abc318fc20b9005660b5a9b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/proverbilo-4f3dfb2f6257a857)
[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" "b38a3c1700b87632a6b58c16ba6ad8562d7f54f1abc318fc20b9005660b5a9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38a3c1700b87632a6b58c16ba6ad8562d7f54f1abc318fc20b9005660b5a9b7", kill_on_drop: false }`
[INFO] [stdout] b38a3c1700b87632a6b58c16ba6ad8562d7f54f1abc318fc20b9005660b5a9b7