[INFO] fetching crate merge-opt 0.1.0...
[INFO] testing merge-opt-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate merge-opt 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate merge-opt 0.1.0
[INFO] finished tweaking crates.io crate merge-opt 0.1.0
[INFO] tweaked toml for crates.io crate merge-opt 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merge-opt 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c1d9cc587785de44d24408b1139b188de9b29f1ee27ed2927f14dd519b55a43
[INFO] running `Command { std: "docker" "start" "-a" "9c1d9cc587785de44d24408b1139b188de9b29f1ee27ed2927f14dd519b55a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c1d9cc587785de44d24408b1139b188de9b29f1ee27ed2927f14dd519b55a43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1d9cc587785de44d24408b1139b188de9b29f1ee27ed2927f14dd519b55a43", kill_on_drop: false }`
[INFO] [stdout] 9c1d9cc587785de44d24408b1139b188de9b29f1ee27ed2927f14dd519b55a43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fc0028c380ad10e43a51c8638152c8b0c45c8d8d2faf77fe0493b7801e662a7
[INFO] running `Command { std: "docker" "start" "-a" "1fc0028c380ad10e43a51c8638152c8b0c45c8d8d2faf77fe0493b7801e662a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling merge-opt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "1fc0028c380ad10e43a51c8638152c8b0c45c8d8d2faf77fe0493b7801e662a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc0028c380ad10e43a51c8638152c8b0c45c8d8d2faf77fe0493b7801e662a7", kill_on_drop: false }`
[INFO] [stdout] 1fc0028c380ad10e43a51c8638152c8b0c45c8d8d2faf77fe0493b7801e662a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55d770f5f4c78305947d93787bc80c7297f7953fba337bb4dda5eb2612d2c1f8
[INFO] running `Command { std: "docker" "start" "-a" "55d770f5f4c78305947d93787bc80c7297f7953fba337bb4dda5eb2612d2c1f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling merge-opt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "55d770f5f4c78305947d93787bc80c7297f7953fba337bb4dda5eb2612d2c1f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55d770f5f4c78305947d93787bc80c7297f7953fba337bb4dda5eb2612d2c1f8", kill_on_drop: false }`
[INFO] [stdout] 55d770f5f4c78305947d93787bc80c7297f7953fba337bb4dda5eb2612d2c1f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79e0ab85f72799c91e3be25c71987ce3654582d6c1236171338c985e68620fc9
[INFO] running `Command { std: "docker" "start" "-a" "79e0ab85f72799c91e3be25c71987ce3654582d6c1236171338c985e68620fc9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merge_opt-ae8c4f58a7ab4af7)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_i8 ... ok
[INFO] [stdout] test tests::test_i5 ... ok
[INFO] [stdout] test tests::test_i9 ... ok
[INFO] [stdout] test tests::test_i4 ... ok
[INFO] [stdout] test tests::test_i10 ... ok
[INFO] [stdout] test tests::test_i6 ... ok
[INFO] [stdout] test tests::test_i7 ... ok
[INFO] [stdout] test tests::test_i3 ... ok
[INFO] [stdout] test tests::test_i2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merge_opt
[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" "79e0ab85f72799c91e3be25c71987ce3654582d6c1236171338c985e68620fc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79e0ab85f72799c91e3be25c71987ce3654582d6c1236171338c985e68620fc9", kill_on_drop: false }`
[INFO] [stdout] 79e0ab85f72799c91e3be25c71987ce3654582d6c1236171338c985e68620fc9