[INFO] fetching crate menmos-betterstreams 0.0.7...
[INFO] testing menmos-betterstreams-0.0.7 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate menmos-betterstreams 0.0.7 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate menmos-betterstreams 0.0.7 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate menmos-betterstreams 0.0.7
[INFO] finished tweaking crates.io crate menmos-betterstreams 0.0.7
[INFO] tweaked toml for crates.io crate menmos-betterstreams 0.0.7 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3019b0d94a9bb36815cf0b6889fc057ed9b277fb2d24740f0787d8eae53eb32c
[INFO] running `Command { std: "docker" "start" "-a" "3019b0d94a9bb36815cf0b6889fc057ed9b277fb2d24740f0787d8eae53eb32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3019b0d94a9bb36815cf0b6889fc057ed9b277fb2d24740f0787d8eae53eb32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3019b0d94a9bb36815cf0b6889fc057ed9b277fb2d24740f0787d8eae53eb32c", kill_on_drop: false }`
[INFO] [stdout] 3019b0d94a9bb36815cf0b6889fc057ed9b277fb2d24740f0787d8eae53eb32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adee52291ec851f2679e5f1848d3cfb690387ac8c72050753f3464903a5bbac5
[INFO] running `Command { std: "docker" "start" "-a" "adee52291ec851f2679e5f1848d3cfb690387ac8c72050753f3464903a5bbac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling tokio-util v0.6.7
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling menmos-betterstreams v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.94s
[INFO] running `Command { std: "docker" "inspect" "adee52291ec851f2679e5f1848d3cfb690387ac8c72050753f3464903a5bbac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adee52291ec851f2679e5f1848d3cfb690387ac8c72050753f3464903a5bbac5", kill_on_drop: false }`
[INFO] [stdout] adee52291ec851f2679e5f1848d3cfb690387ac8c72050753f3464903a5bbac5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69e89c0e9f0c024ca6d09f8e869f6c31702e7bb881cd50c91b8b08bd746a3360
[INFO] running `Command { std: "docker" "start" "-a" "69e89c0e9f0c024ca6d09f8e869f6c31702e7bb881cd50c91b8b08bd746a3360", kill_on_drop: false }`
[INFO] [stderr]    Compiling menmos-betterstreams v0.0.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "69e89c0e9f0c024ca6d09f8e869f6c31702e7bb881cd50c91b8b08bd746a3360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e89c0e9f0c024ca6d09f8e869f6c31702e7bb881cd50c91b8b08bd746a3360", kill_on_drop: false }`
[INFO] [stdout] 69e89c0e9f0c024ca6d09f8e869f6c31702e7bb881cd50c91b8b08bd746a3360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e41f3d9329971e59cf090c6ccc4c1149f70129dc43112bcc000d22171a95c835
[INFO] running `Command { std: "docker" "start" "-a" "e41f3d9329971e59cf090c6ccc4c1149f70129dc43112bcc000d22171a95c835", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/betterstreams-5c4c71e0d1cb1913)
[INFO] [stderr]    Doc-tests betterstreams
[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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/fs.rs - fs::write_all (line 25) - compile ... ok
[INFO] [stdout] test src/fs.rs - fs::read_range (line 81) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e41f3d9329971e59cf090c6ccc4c1149f70129dc43112bcc000d22171a95c835", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41f3d9329971e59cf090c6ccc4c1149f70129dc43112bcc000d22171a95c835", kill_on_drop: false }`
[INFO] [stdout] e41f3d9329971e59cf090c6ccc4c1149f70129dc43112bcc000d22171a95c835