[INFO] fetching crate traitsequence 8.1.2...
[INFO] testing traitsequence-8.1.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[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 b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5643c9d992288a43903bbefda415b69524eeff41761a0bcc5bcabdec502550f
[INFO] running `Command { std: "docker" "start" "-a" "b5643c9d992288a43903bbefda415b69524eeff41761a0bcc5bcabdec502550f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5643c9d992288a43903bbefda415b69524eeff41761a0bcc5bcabdec502550f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5643c9d992288a43903bbefda415b69524eeff41761a0bcc5bcabdec502550f", kill_on_drop: false }`
[INFO] [stdout] b5643c9d992288a43903bbefda415b69524eeff41761a0bcc5bcabdec502550f
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05dde25329e5a3a769839b1fe0488646e2ee30583ae63d6fc9be0c547fb967c5
[INFO] running `Command { std: "docker" "start" "-a" "05dde25329e5a3a769839b1fe0488646e2ee30583ae63d6fc9be0c547fb967c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "05dde25329e5a3a769839b1fe0488646e2ee30583ae63d6fc9be0c547fb967c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05dde25329e5a3a769839b1fe0488646e2ee30583ae63d6fc9be0c547fb967c5", kill_on_drop: false }`
[INFO] [stdout] 05dde25329e5a3a769839b1fe0488646e2ee30583ae63d6fc9be0c547fb967c5
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 457c7a3e9ce3a7e6397f72b2f9883582c32a1ed9fafad77daa52dab771d53bd1
[INFO] running `Command { std: "docker" "start" "-a" "457c7a3e9ce3a7e6397f72b2f9883582c32a1ed9fafad77daa52dab771d53bd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling traitsequence v8.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "457c7a3e9ce3a7e6397f72b2f9883582c32a1ed9fafad77daa52dab771d53bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "457c7a3e9ce3a7e6397f72b2f9883582c32a1ed9fafad77daa52dab771d53bd1", kill_on_drop: false }`
[INFO] [stdout] 457c7a3e9ce3a7e6397f72b2f9883582c32a1ed9fafad77daa52dab771d53bd1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bc71b98f23c917d4ccb26536299456eb264d73489b6379d28c9187ac4ef03362
[INFO] running `Command { std: "docker" "start" "-a" "bc71b98f23c917d4ccb26536299456eb264d73489b6379d28c9187ac4ef03362", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/traitsequence-bcd62791c0fecfd4)
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests traitsequence
[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] [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 0.36s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bc71b98f23c917d4ccb26536299456eb264d73489b6379d28c9187ac4ef03362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc71b98f23c917d4ccb26536299456eb264d73489b6379d28c9187ac4ef03362", kill_on_drop: false }`
[INFO] [stdout] bc71b98f23c917d4ccb26536299456eb264d73489b6379d28c9187ac4ef03362