[INFO] fetching crate r1 0.7.7...
[INFO] testing r1-0.7.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate r1 0.7.7 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate r1 0.7.7
[INFO] finished tweaking crates.io crate r1 0.7.7
[INFO] tweaked toml for crates.io crate r1 0.7.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate r1 0.7.7 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] crate crates.io crate r1 0.7.7 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ro v1.0.0
[INFO] [stderr]   Downloaded dia-args v0.60.2
[INFO] [stderr]   Downloaded namaste v0.29.1
[INFO] [stderr]   Downloaded cc v1.2.17
[INFO] [stderr]   Downloaded zeros v17.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8307f38d06cc8bdfa4c05aa666a6c224fa55cb83a8a52a39d9bc06a7b2dcceab
[INFO] running `Command { std: "docker" "start" "-a" "8307f38d06cc8bdfa4c05aa666a6c224fa55cb83a8a52a39d9bc06a7b2dcceab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8307f38d06cc8bdfa4c05aa666a6c224fa55cb83a8a52a39d9bc06a7b2dcceab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8307f38d06cc8bdfa4c05aa666a6c224fa55cb83a8a52a39d9bc06a7b2dcceab", kill_on_drop: false }`
[INFO] [stdout] 8307f38d06cc8bdfa4c05aa666a6c224fa55cb83a8a52a39d9bc06a7b2dcceab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eec5a47774fe887634dcc962221b9953b5cabaf94d9eae1d22b681a8a5a539f9
[INFO] running `Command { std: "docker" "start" "-a" "eec5a47774fe887634dcc962221b9953b5cabaf94d9eae1d22b681a8a5a539f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling r1 v0.7.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "eec5a47774fe887634dcc962221b9953b5cabaf94d9eae1d22b681a8a5a539f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec5a47774fe887634dcc962221b9953b5cabaf94d9eae1d22b681a8a5a539f9", kill_on_drop: false }`
[INFO] [stdout] eec5a47774fe887634dcc962221b9953b5cabaf94d9eae1d22b681a8a5a539f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] eefa27407c6e114ebe4ecbbdcba2767353aadf55c27177704b9bde94d8031ecc
[INFO] running `Command { std: "docker" "start" "-a" "eefa27407c6e114ebe4ecbbdcba2767353aadf55c27177704b9bde94d8031ecc", kill_on_drop: false }`
[INFO] [stderr]    Compiling r1 v0.7.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "eefa27407c6e114ebe4ecbbdcba2767353aadf55c27177704b9bde94d8031ecc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefa27407c6e114ebe4ecbbdcba2767353aadf55c27177704b9bde94d8031ecc", kill_on_drop: false }`
[INFO] [stdout] eefa27407c6e114ebe4ecbbdcba2767353aadf55c27177704b9bde94d8031ecc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5bc3e7e6ee1b30e246884df5a700b5dd8feb486e30929f8d1bd8e9727f1ad4a8
[INFO] running `Command { std: "docker" "start" "-a" "5bc3e7e6ee1b30e246884df5a700b5dd8feb486e30929f8d1bd8e9727f1ad4a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/r1-13a84fa13c4dc729)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_crate_version ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests r1
[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" "5bc3e7e6ee1b30e246884df5a700b5dd8feb486e30929f8d1bd8e9727f1ad4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bc3e7e6ee1b30e246884df5a700b5dd8feb486e30929f8d1bd8e9727f1ad4a8", kill_on_drop: false }`
[INFO] [stdout] 5bc3e7e6ee1b30e246884df5a700b5dd8feb486e30929f8d1bd8e9727f1ad4a8