[INFO] fetching crate traitsequence 8.1.2...
[INFO] testing traitsequence-8.1.2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate traitsequence 8.1.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate traitsequence 8.1.2
[INFO] finished tweaking crates.io crate traitsequence 8.1.2
[INFO] tweaked toml for crates.io crate traitsequence 8.1.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate traitsequence 8.1.2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate traitsequence 8.1.2 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 491058fe1f6631a29c8588b076f17785a853cd58fc27ab4cd4b93216a8e94083
[INFO] running `Command { std: "docker" "start" "-a" "491058fe1f6631a29c8588b076f17785a853cd58fc27ab4cd4b93216a8e94083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "491058fe1f6631a29c8588b076f17785a853cd58fc27ab4cd4b93216a8e94083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "491058fe1f6631a29c8588b076f17785a853cd58fc27ab4cd4b93216a8e94083", kill_on_drop: false }`
[INFO] [stdout] 491058fe1f6631a29c8588b076f17785a853cd58fc27ab4cd4b93216a8e94083
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc8df67d666db47a8bc6250aeaf0826d46e37e19b1677b046d05c85eff14ffb6
[INFO] running `Command { std: "docker" "start" "-a" "fc8df67d666db47a8bc6250aeaf0826d46e37e19b1677b046d05c85eff14ffb6", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "fc8df67d666db47a8bc6250aeaf0826d46e37e19b1677b046d05c85eff14ffb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc8df67d666db47a8bc6250aeaf0826d46e37e19b1677b046d05c85eff14ffb6", kill_on_drop: false }`
[INFO] [stdout] fc8df67d666db47a8bc6250aeaf0826d46e37e19b1677b046d05c85eff14ffb6
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34bb595ba1ca0ece408626a13358d5a123a1e28915ff705b2c1984f91aab4f58
[INFO] running `Command { std: "docker" "start" "-a" "34bb595ba1ca0ece408626a13358d5a123a1e28915ff705b2c1984f91aab4f58", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "34bb595ba1ca0ece408626a13358d5a123a1e28915ff705b2c1984f91aab4f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34bb595ba1ca0ece408626a13358d5a123a1e28915ff705b2c1984f91aab4f58", kill_on_drop: false }`
[INFO] [stdout] 34bb595ba1ca0ece408626a13358d5a123a1e28915ff705b2c1984f91aab4f58
[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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f05969e35f0c0fbbd7c4e59f9ed4e0c928f83d14c9c6f12b6e1f2ac19e309a4e
[INFO] running `Command { std: "docker" "start" "-a" "f05969e35f0c0fbbd7c4e59f9ed4e0c928f83d14c9c6f12b6e1f2ac19e309a4e", 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/traitsequence-bcd62791c0fecfd4)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test implementation::slice::tests::test_len ... ok
[INFO] [stdout] test interface::tests::test_merge_sequences_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests traitsequence
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/interface.rs - interface::Sequence::to_debug_string (line 124) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f05969e35f0c0fbbd7c4e59f9ed4e0c928f83d14c9c6f12b6e1f2ac19e309a4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f05969e35f0c0fbbd7c4e59f9ed4e0c928f83d14c9c6f12b6e1f2ac19e309a4e", kill_on_drop: false }`
[INFO] [stdout] f05969e35f0c0fbbd7c4e59f9ed4e0c928f83d14c9c6f12b6e1f2ac19e309a4e