[INFO] fetching crate verso 0.1.1...
[INFO] testing verso-0.1.1 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate verso 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate verso 0.1.1 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate verso 0.1.1
[INFO] finished tweaking crates.io crate verso 0.1.1
[INFO] tweaked toml for crates.io crate verso 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate verso 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.9
[INFO] [stderr]   Downloaded syn v1.0.16
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded serde_json v1.0.48
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eea6239682f0a94ef995613a9f12e85509843e196014d6180b43dadf0c6e5157
[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" "eea6239682f0a94ef995613a9f12e85509843e196014d6180b43dadf0c6e5157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eea6239682f0a94ef995613a9f12e85509843e196014d6180b43dadf0c6e5157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eea6239682f0a94ef995613a9f12e85509843e196014d6180b43dadf0c6e5157", kill_on_drop: false }`
[INFO] [stdout] eea6239682f0a94ef995613a9f12e85509843e196014d6180b43dadf0c6e5157
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78c20e72764cc314415350a11204cbd3496cdee4fa8a697a88fa468ed4273db5
[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" "78c20e72764cc314415350a11204cbd3496cdee4fa8a697a88fa468ed4273db5", 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 ryu v1.0.2
[INFO] [stderr]    Compiling serde v1.0.104
[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 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.22s
[INFO] running `Command { std: "docker" "inspect" "78c20e72764cc314415350a11204cbd3496cdee4fa8a697a88fa468ed4273db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78c20e72764cc314415350a11204cbd3496cdee4fa8a697a88fa468ed4273db5", kill_on_drop: false }`
[INFO] [stdout] 78c20e72764cc314415350a11204cbd3496cdee4fa8a697a88fa468ed4273db5
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c45108808ac2b9d5ecc4a90d834373b9b2089919260ebf62801c77ffc47a2826
[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" "c45108808ac2b9d5ecc4a90d834373b9b2089919260ebf62801c77ffc47a2826", kill_on_drop: false }`
[INFO] [stderr]    Compiling verso v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "c45108808ac2b9d5ecc4a90d834373b9b2089919260ebf62801c77ffc47a2826", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c45108808ac2b9d5ecc4a90d834373b9b2089919260ebf62801c77ffc47a2826", kill_on_drop: false }`
[INFO] [stdout] c45108808ac2b9d5ecc4a90d834373b9b2089919260ebf62801c77ffc47a2826
[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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", 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] 374fc721010c214b27e6c62e1a9a36d7d1fcb364ff9a316a66c0db326b09a775
[INFO] running `Command { std: "docker" "start" "-a" "374fc721010c214b27e6c62e1a9a36d7d1fcb364ff9a316a66c0db326b09a775", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/verso-d23edd19161e9b4a
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::test_extract_fragments_close_before_open ... ok
[INFO] [stdout] test tests::test_extract_fragments ... ok
[INFO] [stdout] test tests::test_extract_id_acceptable_separators ... ok
[INFO] [stdout] test tests::test_extract_id_good ... ok
[INFO] [stdout] test tests::test_extract_id_whitespace ... ok
[INFO] [stdout] test tests::test_weave_missing_fragment ... ok
[INFO] [stdout] test tests::test_extract_fragments_missing_id ... ok
[INFO] [stdout] test tests::test_extract_id_missing ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/recto-409d08036d157a10
[INFO] [stdout] test tests::test_extract_fragments_double_open ... ok
[INFO] [stdout] test tests::test_weave_bad_reference_id ... ok
[INFO] [stdout] test tests::test_extract_fragments_halt ... ok
[INFO] [stdout] test tests::test_weave_bad_reference_type ... ok
[INFO] [stdout] test tests::test_extract_id_offset ... ok
[INFO] [stdout] test tests::test_extract_id_reserved_chars ... ok
[INFO] [stdout] test tests::test_weave_good ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/verso-9e24c6d956992b63
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests verso
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "374fc721010c214b27e6c62e1a9a36d7d1fcb364ff9a316a66c0db326b09a775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "374fc721010c214b27e6c62e1a9a36d7d1fcb364ff9a316a66c0db326b09a775", kill_on_drop: false }`
[INFO] [stdout] 374fc721010c214b27e6c62e1a9a36d7d1fcb364ff9a316a66c0db326b09a775