[INFO] fetching crate guessing_game_example_from_book_crg 0.1.0...
[INFO] testing guessing_game_example_from_book_crg-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate guessing_game_example_from_book_crg 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate guessing_game_example_from_book_crg 0.1.0
[INFO] finished tweaking crates.io crate guessing_game_example_from_book_crg 0.1.0
[INFO] tweaked toml for crates.io crate guessing_game_example_from_book_crg 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate guessing_game_example_from_book_crg 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate guessing_game_example_from_book_crg 0.1.0 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adea21242b1c71ac6e34ddc2dd0a63af8f9dfb880235ea1e7e3b1d6ff64be811
[INFO] running `Command { std: "docker" "start" "-a" "adea21242b1c71ac6e34ddc2dd0a63af8f9dfb880235ea1e7e3b1d6ff64be811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adea21242b1c71ac6e34ddc2dd0a63af8f9dfb880235ea1e7e3b1d6ff64be811", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adea21242b1c71ac6e34ddc2dd0a63af8f9dfb880235ea1e7e3b1d6ff64be811", kill_on_drop: false }`
[INFO] [stdout] adea21242b1c71ac6e34ddc2dd0a63af8f9dfb880235ea1e7e3b1d6ff64be811
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ccbc87591f18248c0edb9e405ad5990b7b16b6733a92fd34dcb757a838c7faf0
[INFO] running `Command { std: "docker" "start" "-a" "ccbc87591f18248c0edb9e405ad5990b7b16b6733a92fd34dcb757a838c7faf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling guessing_game_example_from_book_crg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "ccbc87591f18248c0edb9e405ad5990b7b16b6733a92fd34dcb757a838c7faf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccbc87591f18248c0edb9e405ad5990b7b16b6733a92fd34dcb757a838c7faf0", kill_on_drop: false }`
[INFO] [stdout] ccbc87591f18248c0edb9e405ad5990b7b16b6733a92fd34dcb757a838c7faf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b8d107eadbf4b2ee682e7b0db5d13f3266742544a81078b7e2f0fa6d6374233
[INFO] running `Command { std: "docker" "start" "-a" "1b8d107eadbf4b2ee682e7b0db5d13f3266742544a81078b7e2f0fa6d6374233", kill_on_drop: false }`
[INFO] [stderr]    Compiling guessing_game_example_from_book_crg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "1b8d107eadbf4b2ee682e7b0db5d13f3266742544a81078b7e2f0fa6d6374233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8d107eadbf4b2ee682e7b0db5d13f3266742544a81078b7e2f0fa6d6374233", kill_on_drop: false }`
[INFO] [stdout] 1b8d107eadbf4b2ee682e7b0db5d13f3266742544a81078b7e2f0fa6d6374233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9f93608152e52a85223301939a5eca25b5018a8acc6f0de9643c0a62dbd1c4d7
[INFO] running `Command { std: "docker" "start" "-a" "9f93608152e52a85223301939a5eca25b5018a8acc6f0de9643c0a62dbd1c4d7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/guessing_game_example_from_book_crg-82d45117d90b7d35)
[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" "9f93608152e52a85223301939a5eca25b5018a8acc6f0de9643c0a62dbd1c4d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f93608152e52a85223301939a5eca25b5018a8acc6f0de9643c0a62dbd1c4d7", kill_on_drop: false }`
[INFO] [stdout] 9f93608152e52a85223301939a5eca25b5018a8acc6f0de9643c0a62dbd1c4d7