[INFO] fetching crate qrsmith 0.1.0...
[INFO] testing qrsmith-0.1.0 against try#0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6 for pr-137122-1
[INFO] extracting crate qrsmith 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate qrsmith 0.1.0
[INFO] finished tweaking crates.io crate qrsmith 0.1.0
[INFO] tweaked toml for crates.io crate qrsmith 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qrsmith 0.1.0 on toolchain 0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate qrsmith 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" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63f29af62afc70f9124a9419eb0043717629bebb057fb9ab10669e2bcd8696ba
[INFO] running `Command { std: "docker" "start" "-a" "63f29af62afc70f9124a9419eb0043717629bebb057fb9ab10669e2bcd8696ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63f29af62afc70f9124a9419eb0043717629bebb057fb9ab10669e2bcd8696ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63f29af62afc70f9124a9419eb0043717629bebb057fb9ab10669e2bcd8696ba", kill_on_drop: false }`
[INFO] [stdout] 63f29af62afc70f9124a9419eb0043717629bebb057fb9ab10669e2bcd8696ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5fbb5bcc10c5282e8118794a31bf962890aacbc768b3b809a6b5ee32d96e9391
[INFO] running `Command { std: "docker" "start" "-a" "5fbb5bcc10c5282e8118794a31bf962890aacbc768b3b809a6b5ee32d96e9391", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrsmith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "5fbb5bcc10c5282e8118794a31bf962890aacbc768b3b809a6b5ee32d96e9391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fbb5bcc10c5282e8118794a31bf962890aacbc768b3b809a6b5ee32d96e9391", kill_on_drop: false }`
[INFO] [stdout] 5fbb5bcc10c5282e8118794a31bf962890aacbc768b3b809a6b5ee32d96e9391
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e821ce7f7955fa39d5084f8ed70332b7b91aaf944e65c307249c38e9dd17d954
[INFO] running `Command { std: "docker" "start" "-a" "e821ce7f7955fa39d5084f8ed70332b7b91aaf944e65c307249c38e9dd17d954", kill_on_drop: false }`
[INFO] [stderr]    Compiling qrsmith v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "e821ce7f7955fa39d5084f8ed70332b7b91aaf944e65c307249c38e9dd17d954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e821ce7f7955fa39d5084f8ed70332b7b91aaf944e65c307249c38e9dd17d954", kill_on_drop: false }`
[INFO] [stdout] e821ce7f7955fa39d5084f8ed70332b7b91aaf944e65c307249c38e9dd17d954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+0936b3db0ae648ba2d5b60eb08cf4faf2ddab0c6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99c6c2cf276eecbe1f359e7be2300b2cb8167dc1d87a48c968f9a918b5887e93
[INFO] running `Command { std: "docker" "start" "-a" "99c6c2cf276eecbe1f359e7be2300b2cb8167dc1d87a48c968f9a918b5887e93", 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/qrsmith-a5dfefc23289a06f)
[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" "99c6c2cf276eecbe1f359e7be2300b2cb8167dc1d87a48c968f9a918b5887e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c6c2cf276eecbe1f359e7be2300b2cb8167dc1d87a48c968f9a918b5887e93", kill_on_drop: false }`
[INFO] [stdout] 99c6c2cf276eecbe1f359e7be2300b2cb8167dc1d87a48c968f9a918b5887e93