[INFO] fetching crate my_guessing_game_crate 0.1.0...
[INFO] testing my_guessing_game_crate-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate my_guessing_game_crate 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate my_guessing_game_crate 0.1.0
[INFO] finished tweaking crates.io crate my_guessing_game_crate 0.1.0
[INFO] tweaked toml for crates.io crate my_guessing_game_crate 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate my_guessing_game_crate 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate my_guessing_game_crate 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.17
[INFO] [stderr]   Downloaded getrandom v0.2.10
[INFO] [stderr]   Downloaded libc v0.2.149
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccec0642ca5fd82ddec823d8e0a27c45cc8783d1e7adac978775a6120aedd249
[INFO] running `Command { std: "docker" "start" "-a" "ccec0642ca5fd82ddec823d8e0a27c45cc8783d1e7adac978775a6120aedd249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccec0642ca5fd82ddec823d8e0a27c45cc8783d1e7adac978775a6120aedd249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccec0642ca5fd82ddec823d8e0a27c45cc8783d1e7adac978775a6120aedd249", kill_on_drop: false }`
[INFO] [stdout] ccec0642ca5fd82ddec823d8e0a27c45cc8783d1e7adac978775a6120aedd249
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be1a9cef0dd0476fd9a7694f2ad9e3e1b175c018c24b7744c6c96a2ff8001db6
[INFO] running `Command { std: "docker" "start" "-a" "be1a9cef0dd0476fd9a7694f2ad9e3e1b175c018c24b7744c6c96a2ff8001db6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling getrandom v0.2.10
[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]    Compiling my_guessing_game_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "be1a9cef0dd0476fd9a7694f2ad9e3e1b175c018c24b7744c6c96a2ff8001db6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1a9cef0dd0476fd9a7694f2ad9e3e1b175c018c24b7744c6c96a2ff8001db6", kill_on_drop: false }`
[INFO] [stdout] be1a9cef0dd0476fd9a7694f2ad9e3e1b175c018c24b7744c6c96a2ff8001db6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b977b1ac42eb4b23577b9b3799ffa898774021c07304b499bf955f4c6fdbcdd6
[INFO] running `Command { std: "docker" "start" "-a" "b977b1ac42eb4b23577b9b3799ffa898774021c07304b499bf955f4c6fdbcdd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_guessing_game_crate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "b977b1ac42eb4b23577b9b3799ffa898774021c07304b499bf955f4c6fdbcdd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b977b1ac42eb4b23577b9b3799ffa898774021c07304b499bf955f4c6fdbcdd6", kill_on_drop: false }`
[INFO] [stdout] b977b1ac42eb4b23577b9b3799ffa898774021c07304b499bf955f4c6fdbcdd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f2e814110674537db80eb8a157b382e8348e30ab1b9c44d3a1270d4ddc8d1dd3
[INFO] running `Command { std: "docker" "start" "-a" "f2e814110674537db80eb8a157b382e8348e30ab1b9c44d3a1270d4ddc8d1dd3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_guessing_game_crate-0fd69ad2726dd661)
[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" "f2e814110674537db80eb8a157b382e8348e30ab1b9c44d3a1270d4ddc8d1dd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e814110674537db80eb8a157b382e8348e30ab1b9c44d3a1270d4ddc8d1dd3", kill_on_drop: false }`
[INFO] [stdout] f2e814110674537db80eb8a157b382e8348e30ab1b9c44d3a1270d4ddc8d1dd3