[INFO] fetching crate extsort 0.4.2...
[INFO] testing extsort-0.4.2 against try#015dbcea68b7642e2acc268b5c8f3e9086fc02ff for pr-102570
[INFO] extracting crate extsort 0.4.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate extsort 0.4.2 on toolchain 015dbcea68b7642e2acc268b5c8f3e9086fc02ff
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate extsort 0.4.2
[INFO] finished tweaking crates.io crate extsort 0.4.2
[INFO] tweaked toml for crates.io crate extsort 0.4.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 081c70d35677d3f4428823f425ea00c280408101415cda1a04fc72d2927cf3aa
[INFO] running `Command { std: "docker" "start" "-a" "081c70d35677d3f4428823f425ea00c280408101415cda1a04fc72d2927cf3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "081c70d35677d3f4428823f425ea00c280408101415cda1a04fc72d2927cf3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081c70d35677d3f4428823f425ea00c280408101415cda1a04fc72d2927cf3aa", kill_on_drop: false }`
[INFO] [stdout] 081c70d35677d3f4428823f425ea00c280408101415cda1a04fc72d2927cf3aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74b86f5e7090ca465643afa9003069b58107149bb66b01034aaaa48dd4fe2783
[INFO] running `Command { std: "docker" "start" "-a" "74b86f5e7090ca465643afa9003069b58107149bb66b01034aaaa48dd4fe2783", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling camino v1.1.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling semver v1.0.14
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.11
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling itoa v1.0.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.2
[INFO] [stderr]    Compiling ryu v1.0.11
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.2
[INFO] [stderr]    Compiling skeptic v0.13.7
[INFO] [stderr]    Compiling extsort v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.02s
[INFO] running `Command { std: "docker" "inspect" "74b86f5e7090ca465643afa9003069b58107149bb66b01034aaaa48dd4fe2783", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74b86f5e7090ca465643afa9003069b58107149bb66b01034aaaa48dd4fe2783", kill_on_drop: false }`
[INFO] [stdout] 74b86f5e7090ca465643afa9003069b58107149bb66b01034aaaa48dd4fe2783
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 570509a47e2bae5d3e8e4266d0cc2fc1b23baed10e3bd09c3c66a374aa866119
[INFO] running `Command { std: "docker" "start" "-a" "570509a47e2bae5d3e8e4266d0cc2fc1b23baed10e3bd09c3c66a374aa866119", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling extsort v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.20s
[INFO] running `Command { std: "docker" "inspect" "570509a47e2bae5d3e8e4266d0cc2fc1b23baed10e3bd09c3c66a374aa866119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570509a47e2bae5d3e8e4266d0cc2fc1b23baed10e3bd09c3c66a374aa866119", kill_on_drop: false }`
[INFO] [stdout] 570509a47e2bae5d3e8e4266d0cc2fc1b23baed10e3bd09c3c66a374aa866119
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+015dbcea68b7642e2acc268b5c8f3e9086fc02ff" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e6c84316944548ec7f30f5db0f6e60345f9efa2f5880984c1e6d80ed5c3de37e
[INFO] running `Command { std: "docker" "start" "-a" "e6c84316944548ec7f30f5db0f6e60345f9efa2f5880984c1e6d80ed5c3de37e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/extsort-7d5396c794ec6167)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sorter::test::test_multiple_segments ... ok
[INFO] [stdout] test sorter::test::test_parallel ... ok
[INFO] [stdout] test sorter::test::test_smaller_than_segment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/markdown.rs (/opt/rustwide/target/debug/deps/markdown-896d02c0fec2c8e3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test readme_sect_example_line_14 ... ok
[INFO] [stderr]    Doc-tests extsort
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.43s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.89s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e6c84316944548ec7f30f5db0f6e60345f9efa2f5880984c1e6d80ed5c3de37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6c84316944548ec7f30f5db0f6e60345f9efa2f5880984c1e6d80ed5c3de37e", kill_on_drop: false }`
[INFO] [stdout] e6c84316944548ec7f30f5db0f6e60345f9efa2f5880984c1e6d80ed5c3de37e