[INFO] fetching crate drop-bin 0.2.1...
[INFO] testing drop-bin-0.2.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate drop-bin 0.2.1 into /workspace/builds/worker-44/source
[INFO] validating manifest of crates.io crate drop-bin 0.2.1 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 drop-bin 0.2.1
[INFO] finished tweaking crates.io crate drop-bin 0.2.1
[INFO] tweaked toml for crates.io crate drop-bin 0.2.1 written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded defer-drop v1.2.0
[INFO] [stderr]   Downloaded try-mutex v0.3.0
[INFO] [stderr]   Downloaded try-rwlock v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] [stdout] a68b6cf79403c5efa38245af416028dc752d2baee7b23035976c99cce635f8b8
[INFO] running `Command { std: "docker" "start" "-a" "a68b6cf79403c5efa38245af416028dc752d2baee7b23035976c99cce635f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a68b6cf79403c5efa38245af416028dc752d2baee7b23035976c99cce635f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a68b6cf79403c5efa38245af416028dc752d2baee7b23035976c99cce635f8b8", kill_on_drop: false }`
[INFO] [stdout] a68b6cf79403c5efa38245af416028dc752d2baee7b23035976c99cce635f8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 7984ff4ecffffacd7d6489d204f8ac321bfe4d38cb4015bd90d8827d385a3d58
[INFO] running `Command { std: "docker" "start" "-a" "7984ff4ecffffacd7d6489d204f8ac321bfe4d38cb4015bd90d8827d385a3d58", kill_on_drop: false }`
[INFO] [stderr]    Compiling try-mutex v0.3.0
[INFO] [stderr]    Compiling try-rwlock v0.1.0
[INFO] [stderr]    Compiling drop-bin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "7984ff4ecffffacd7d6489d204f8ac321bfe4d38cb4015bd90d8827d385a3d58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7984ff4ecffffacd7d6489d204f8ac321bfe4d38cb4015bd90d8827d385a3d58", kill_on_drop: false }`
[INFO] [stdout] 7984ff4ecffffacd7d6489d204f8ac321bfe4d38cb4015bd90d8827d385a3d58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] b704c5cbe9ede1934db4e501f7b0258fee0101570be536a7b6a02c77ad54290e
[INFO] running `Command { std: "docker" "start" "-a" "b704c5cbe9ede1934db4e501f7b0258fee0101570be536a7b6a02c77ad54290e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling defer-drop v1.2.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling drop-bin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `Command { std: "docker" "inspect" "b704c5cbe9ede1934db4e501f7b0258fee0101570be536a7b6a02c77ad54290e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b704c5cbe9ede1934db4e501f7b0258fee0101570be536a7b6a02c77ad54290e", kill_on_drop: false }`
[INFO] [stdout] b704c5cbe9ede1934db4e501f7b0258fee0101570be536a7b6a02c77ad54290e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] ef3f431fff73164670c9562cfa265888a5f999bdfb8a830043de08b03d1eb5a0
[INFO] running `Command { std: "docker" "start" "-a" "ef3f431fff73164670c9562cfa265888a5f999bdfb8a830043de08b03d1eb5a0", 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/drop_bin-b7e502abd42550a8)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test concurrent_list::test_null ... ok
[INFO] [stderr]    Doc-tests drop-bin
[INFO] [stdout] test concurrent_list::test_pop ... ok
[INFO] [stdout] test concurrent_list::test_push ... ok
[INFO] [stdout] test concurrent_list::test_thread_safe ... ok
[INFO] [stdout] test concurrent_slice::test_empty ... ok
[INFO] [stdout] test concurrent_slice::test_push ... ok
[INFO] [stdout] test concurrent_slice::test_thread_safe ... ok
[INFO] [stdout] test concurrent_vec::test ... ok
[INFO] [stdout] test concurrent_vec::test_thread_safe ... ok
[INFO] [stdout] test inner::test_bin ... ok
[INFO] [stdout] test inner::test_bin_zsts ... ok
[INFO] [stdout] test inner::test_thread_safe ... ok
[INFO] [stdout] test test_clear ... ok
[INFO] [stdout] test test_thread_safe ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef3f431fff73164670c9562cfa265888a5f999bdfb8a830043de08b03d1eb5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef3f431fff73164670c9562cfa265888a5f999bdfb8a830043de08b03d1eb5a0", kill_on_drop: false }`
[INFO] [stdout] ef3f431fff73164670c9562cfa265888a5f999bdfb8a830043de08b03d1eb5a0