[INFO] fetching crate verso 0.1.2...
[INFO] testing verso-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate verso 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate verso 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate verso 0.1.2
[INFO] finished tweaking crates.io crate verso 0.1.2
[INFO] tweaked toml for crates.io crate verso 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate verso 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9bb2706ba107fd2b8503b39e846e6608ccbf3904eefb10601a3b5d1bd09bcc7a
[INFO] running `Command { std: "docker" "start" "-a" "9bb2706ba107fd2b8503b39e846e6608ccbf3904eefb10601a3b5d1bd09bcc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bb2706ba107fd2b8503b39e846e6608ccbf3904eefb10601a3b5d1bd09bcc7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb2706ba107fd2b8503b39e846e6608ccbf3904eefb10601a3b5d1bd09bcc7a", kill_on_drop: false }`
[INFO] [stdout] 9bb2706ba107fd2b8503b39e846e6608ccbf3904eefb10601a3b5d1bd09bcc7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9638cf3d8d4e0a3778f78fe27d555e8166271dc13f872c9c634b1874d4c17c43
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9638cf3d8d4e0a3778f78fe27d555e8166271dc13f872c9c634b1874d4c17c43", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling verso v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.87s
[INFO] running `Command { std: "docker" "inspect" "9638cf3d8d4e0a3778f78fe27d555e8166271dc13f872c9c634b1874d4c17c43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9638cf3d8d4e0a3778f78fe27d555e8166271dc13f872c9c634b1874d4c17c43", kill_on_drop: false }`
[INFO] [stdout] 9638cf3d8d4e0a3778f78fe27d555e8166271dc13f872c9c634b1874d4c17c43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d0738ddc5eff8769957feec9791f7484bdcc457d9c40b602348dfa5ea79d469
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9d0738ddc5eff8769957feec9791f7484bdcc457d9c40b602348dfa5ea79d469", kill_on_drop: false }`
[INFO] [stderr]    Compiling verso v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.53s
[INFO] running `Command { std: "docker" "inspect" "9d0738ddc5eff8769957feec9791f7484bdcc457d9c40b602348dfa5ea79d469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d0738ddc5eff8769957feec9791f7484bdcc457d9c40b602348dfa5ea79d469", kill_on_drop: false }`
[INFO] [stdout] 9d0738ddc5eff8769957feec9791f7484bdcc457d9c40b602348dfa5ea79d469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2d1a18c348c2ee64d24f2872ae6bff6e684bb0749c21f5814b16334ab28004b8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2d1a18c348c2ee64d24f2872ae6bff6e684bb0749c21f5814b16334ab28004b8", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/verso-3f7589876c8196f8)
[INFO] [stdout] running 16 tests
[INFO] [stdout] test tests::test_extract_fragments_halt ... ok
[INFO] [stdout] test tests::test_extract_id_missing ... ok
[INFO] [stdout] test tests::test_extract_id_offset ... ok
[INFO] [stdout] test tests::test_extract_fragments_missing_id ... ok
[INFO] [stdout] test tests::test_weave_good ... ok
[INFO] [stdout] test tests::test_weave_missing_fragment ... ok
[INFO] [stdout] test tests::test_weave_bad_reference_type ... ok
[INFO] [stdout] test tests::test_extract_id_good ... ok
[INFO] [stdout] test tests::test_weave_bad_reference_id ... ok
[INFO] [stdout] test tests::test_extract_id_acceptable_separators ... ok
[INFO] [stdout] test tests::test_extract_fragments_close_before_open ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/recto-5651ae53c721a2c5)
[INFO] [stdout] test tests::test_extract_fragments_double_open ... ok
[INFO] [stdout] test tests::test_find_relative_path ... ok
[INFO] [stdout] test tests::test_extract_id_reserved_chars ... ok
[INFO] [stdout] test tests::test_extract_id_whitespace ... ok
[INFO] [stdout] test tests::test_extract_fragments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/verso-2156da049c0ac79c)
[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] [stderr]    Doc-tests verso
[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" "2d1a18c348c2ee64d24f2872ae6bff6e684bb0749c21f5814b16334ab28004b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d1a18c348c2ee64d24f2872ae6bff6e684bb0749c21f5814b16334ab28004b8", kill_on_drop: false }`
[INFO] [stdout] 2d1a18c348c2ee64d24f2872ae6bff6e684bb0749c21f5814b16334ab28004b8