[INFO] fetching crate reopen 1.0.1...
[INFO] testing reopen-1.0.1 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate reopen 1.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate reopen 1.0.1 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reopen 1.0.1
[INFO] finished tweaking crates.io crate reopen 1.0.1
[INFO] tweaked toml for crates.io crate reopen 1.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate reopen 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--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-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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b5bf2d789d4b673f313361d37a3af11e9ed656cc188e6f70af284faebdb797
[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" "59b5bf2d789d4b673f313361d37a3af11e9ed656cc188e6f70af284faebdb797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b5bf2d789d4b673f313361d37a3af11e9ed656cc188e6f70af284faebdb797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b5bf2d789d4b673f313361d37a3af11e9ed656cc188e6f70af284faebdb797", kill_on_drop: false }`
[INFO] [stdout] 59b5bf2d789d4b673f313361d37a3af11e9ed656cc188e6f70af284faebdb797
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84964d1466eeb077d5bd4529eb83e55f1ce2c0a9d9965ca06e18c9cce0b0c132
[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" "84964d1466eeb077d5bd4529eb83e55f1ce2c0a9d9965ca06e18c9cce0b0c132", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling reopen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.29s
[INFO] running `Command { std: "docker" "inspect" "84964d1466eeb077d5bd4529eb83e55f1ce2c0a9d9965ca06e18c9cce0b0c132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84964d1466eeb077d5bd4529eb83e55f1ce2c0a9d9965ca06e18c9cce0b0c132", kill_on_drop: false }`
[INFO] [stdout] 84964d1466eeb077d5bd4529eb83e55f1ce2c0a9d9965ca06e18c9cce0b0c132
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", 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] a80ed334e244bdc28ba08b37d2dc4ad33c8ab4c53764041cb953538782afddc0
[INFO] running `Command { std: "docker" "start" "-a" "a80ed334e244bdc28ba08b37d2dc4ad33c8ab4c53764041cb953538782afddc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling tinyvec v0.3.4
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling semver-parser v0.9.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling partial-io v0.3.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling simple-logging v2.0.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling idna v0.2.0
[INFO] [stderr]    Compiling url v2.1.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling version-sync v0.9.1
[INFO] [stderr]    Compiling reopen v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 38.62s
[INFO] running `Command { std: "docker" "inspect" "a80ed334e244bdc28ba08b37d2dc4ad33c8ab4c53764041cb953538782afddc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80ed334e244bdc28ba08b37d2dc4ad33c8ab4c53764041cb953538782afddc0", kill_on_drop: false }`
[INFO] [stdout] a80ed334e244bdc28ba08b37d2dc4ad33c8ab4c53764041cb953538782afddc0
[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" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 880cf157dbef8a5404daa45fc4d170495746a8a51bb0cc70b7bcbf5c78bf5520
[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" "880cf157dbef8a5404daa45fc4d170495746a8a51bb0cc70b7bcbf5c78bf5520", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/reopen-8966962e5733f865
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/locking-364133e04cb947fb
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/version-958327a82d8cbc65
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test format ... ok
[INFO] [stdout] test read_exact ... ok
[INFO] [stdout] test read_explicit ... ok
[INFO] [stdout] test read_sanity_check ... ok
[INFO] [stdout] test write_sanity_check ... ok
[INFO] [stdout] test write_explicit ... ok
[INFO] [stdout] test read_exact_eof ... ok
[INFO] [stdout] test read_to_end ... ok
[INFO] [stdout] test write_all ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stderr]    Doc-tests reopen
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - Reopen<FD>::with_handle (line 151) ... ok
[INFO] [stdout] test src/lib.rs - Reopen<FD>::lock (line 191) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "880cf157dbef8a5404daa45fc4d170495746a8a51bb0cc70b7bcbf5c78bf5520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "880cf157dbef8a5404daa45fc4d170495746a8a51bb0cc70b7bcbf5c78bf5520", kill_on_drop: false }`
[INFO] [stdout] 880cf157dbef8a5404daa45fc4d170495746a8a51bb0cc70b7bcbf5c78bf5520