[INFO] fetching crate memfile 0.2.0...
[INFO] testing memfile-0.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate memfile 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate memfile 0.2.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memfile 0.2.0
[INFO] finished tweaking crates.io crate memfile 0.2.0
[INFO] tweaked toml for crates.io crate memfile 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69ba877b9a9cd1ceed0d5b3e1455c240be96713795fff0c471aa42fa16b265fb
[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" "69ba877b9a9cd1ceed0d5b3e1455c240be96713795fff0c471aa42fa16b265fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69ba877b9a9cd1ceed0d5b3e1455c240be96713795fff0c471aa42fa16b265fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ba877b9a9cd1ceed0d5b3e1455c240be96713795fff0c471aa42fa16b265fb", kill_on_drop: false }`
[INFO] [stdout] 69ba877b9a9cd1ceed0d5b3e1455c240be96713795fff0c471aa42fa16b265fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a32f0bf2673dddd68a5e35c22328acf4c876e700b648a9bc964e5b9ddff468
[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" "63a32f0bf2673dddd68a5e35c22328acf4c876e700b648a9bc964e5b9ddff468", kill_on_drop: false }`
[INFO] [stderr]    Compiling memfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "63a32f0bf2673dddd68a5e35c22328acf4c876e700b648a9bc964e5b9ddff468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a32f0bf2673dddd68a5e35c22328acf4c876e700b648a9bc964e5b9ddff468", kill_on_drop: false }`
[INFO] [stdout] 63a32f0bf2673dddd68a5e35c22328acf4c876e700b648a9bc964e5b9ddff468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] 4ffd2732b9006407ec5c0e28aa570d0ab517f2f2088bacb29c5410023f8588bf
[INFO] running `Command { std: "docker" "start" "-a" "4ffd2732b9006407ec5c0e28aa570d0ab517f2f2088bacb29c5410023f8588bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling assert2-macros v0.3.6
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling assert2 v0.3.6
[INFO] [stderr]    Compiling memfile v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.70s
[INFO] running `Command { std: "docker" "inspect" "4ffd2732b9006407ec5c0e28aa570d0ab517f2f2088bacb29c5410023f8588bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ffd2732b9006407ec5c0e28aa570d0ab517f2f2088bacb29c5410023f8588bf", kill_on_drop: false }`
[INFO] [stdout] 4ffd2732b9006407ec5c0e28aa570d0ab517f2f2088bacb29c5410023f8588bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9393b8e589042585dc03e1663bf6e569c85af37095d1d29d67b1673735ce745e
[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" "9393b8e589042585dc03e1663bf6e569c85af37095d1d29d67b1673735ce745e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/memfile-cff5f33e6b5b11ef)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test seal::test::test_all ... ok
[INFO] [stdout] test seal::test::test_bitand ... ok
[INFO] [stdout] test seal::test::test_bitor ... ok
[INFO] [stdout] test seal::test::test_debug ... ok
[INFO] [stdout] test seal::test::test_empty ... ok
[INFO] [stdout] test seal::test::test_iter ... ok
[INFO] [stdout] test seal::test::test_bitxor ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running tests/memfile.rs (/opt/rustwide/target/debug/deps/memfile-31f3bdf66bc7b4ea)
[INFO] [stdout] test clones_share_metadata_and_seals ... ok
[INFO] [stdout] test from_file ... ok
[INFO] [stdout] test create_write_seek_read ... ok
[INFO] [stdout] test sealing_must_be_enabled ... ok
[INFO] [stdout] test seal_future_write ... ok
[INFO] [stdout] test seal_seal ... ok
[INFO] [stdout] test seal_grow ... ok
[INFO] [stdout] test try_clone ... ok
[INFO] [stdout] test set_len_stat ... ok
[INFO] [stdout] test seal_shrink ... ok
[INFO] [stderr]    Doc-tests memfile
[INFO] [stdout] test seal_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9393b8e589042585dc03e1663bf6e569c85af37095d1d29d67b1673735ce745e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9393b8e589042585dc03e1663bf6e569c85af37095d1d29d67b1673735ce745e", kill_on_drop: false }`
[INFO] [stdout] 9393b8e589042585dc03e1663bf6e569c85af37095d1d29d67b1673735ce745e