[INFO] fetching crate traitsequence 8.1.2...
[INFO] testing traitsequence-8.1.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate traitsequence 8.1.2 into /workspace/builds/worker-7-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate traitsequence 8.1.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86e093d85e2b831f8b55c0402a73778a57d137565faa56a214638649bb156855
[INFO] running `Command { std: "docker" "start" "-a" "86e093d85e2b831f8b55c0402a73778a57d137565faa56a214638649bb156855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86e093d85e2b831f8b55c0402a73778a57d137565faa56a214638649bb156855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86e093d85e2b831f8b55c0402a73778a57d137565faa56a214638649bb156855", kill_on_drop: false }`
[INFO] [stdout] 86e093d85e2b831f8b55c0402a73778a57d137565faa56a214638649bb156855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 004b37d3827183048f5274d0ccf641a7605e4b6bbff8dd0cd811c335174d1c56
[INFO] running `Command { std: "docker" "start" "-a" "004b37d3827183048f5274d0ccf641a7605e4b6bbff8dd0cd811c335174d1c56", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "004b37d3827183048f5274d0ccf641a7605e4b6bbff8dd0cd811c335174d1c56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004b37d3827183048f5274d0ccf641a7605e4b6bbff8dd0cd811c335174d1c56", kill_on_drop: false }`
[INFO] [stdout] 004b37d3827183048f5274d0ccf641a7605e4b6bbff8dd0cd811c335174d1c56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 207e9e10e39eb437fb12eaca156cb4fa007749533c5e02a479faa548ec19195a
[INFO] running `Command { std: "docker" "start" "-a" "207e9e10e39eb437fb12eaca156cb4fa007749533c5e02a479faa548ec19195a", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "207e9e10e39eb437fb12eaca156cb4fa007749533c5e02a479faa548ec19195a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207e9e10e39eb437fb12eaca156cb4fa007749533c5e02a479faa548ec19195a", kill_on_drop: false }`
[INFO] [stdout] 207e9e10e39eb437fb12eaca156cb4fa007749533c5e02a479faa548ec19195a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] de072d2f88bce597ce46e99601c201ea2dad906a4e3e1f7641b656597d76eafe
[INFO] running `Command { std: "docker" "start" "-a" "de072d2f88bce597ce46e99601c201ea2dad906a4e3e1f7641b656597d76eafe", 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 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "de072d2f88bce597ce46e99601c201ea2dad906a4e3e1f7641b656597d76eafe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de072d2f88bce597ce46e99601c201ea2dad906a4e3e1f7641b656597d76eafe", kill_on_drop: false }`
[INFO] [stdout] de072d2f88bce597ce46e99601c201ea2dad906a4e3e1f7641b656597d76eafe