[INFO] fetching crate sm-ext 0.3.0...
[INFO] testing sm-ext-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sm-ext 0.3.0 into /workspace/builds/worker-33/source
[INFO] validating manifest of crates.io crate sm-ext 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sm-ext 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sm-ext 0.3.0
[INFO] tweaked toml for crates.io crate sm-ext 0.3.0 written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate crates.io crate sm-ext 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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 futures-sink v0.3.1
[INFO] [stderr]   Downloaded futures-macro v0.3.1
[INFO] [stderr]   Downloaded futures-task v0.3.1
[INFO] [stderr]   Downloaded futures-io v0.3.1
[INFO] [stderr]   Downloaded futures-util v0.3.1
[INFO] [stderr]   Downloaded pin-project-lite v0.1.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded async-std v1.4.0
[INFO] [stderr]   Downloaded futures-core v0.3.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.11
[INFO] [stderr]   Downloaded futures-channel v0.3.1
[INFO] [stderr]   Downloaded async-task v1.2.1
[INFO] [stderr]   Downloaded c_str_macro v1.0.2
[INFO] [stderr]   Downloaded sm-ext-derive v0.3.0
[INFO] [stderr]   Downloaded futures-executor v0.3.1
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.8
[INFO] [stderr]   Downloaded futures v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9def4bd4ef788b0a8eac0edb47cfd1e53987f8782a6636c2c407754f3004ba5a
[INFO] running `Command { std: "docker" "start" "-a" "9def4bd4ef788b0a8eac0edb47cfd1e53987f8782a6636c2c407754f3004ba5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9def4bd4ef788b0a8eac0edb47cfd1e53987f8782a6636c2c407754f3004ba5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9def4bd4ef788b0a8eac0edb47cfd1e53987f8782a6636c2c407754f3004ba5a", kill_on_drop: false }`
[INFO] [stdout] 9def4bd4ef788b0a8eac0edb47cfd1e53987f8782a6636c2c407754f3004ba5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb0cee9b7515c881a463b315c7ee728bb16ba85eddb20380e85309989032872e
[INFO] running `Command { std: "docker" "start" "-a" "cb0cee9b7515c881a463b315c7ee728bb16ba85eddb20380e85309989032872e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling c_str_macro v1.0.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling sm-ext-derive v0.3.0
[INFO] [stderr]    Compiling sm-ext v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.33s
[INFO] running `Command { std: "docker" "inspect" "cb0cee9b7515c881a463b315c7ee728bb16ba85eddb20380e85309989032872e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0cee9b7515c881a463b315c7ee728bb16ba85eddb20380e85309989032872e", kill_on_drop: false }`
[INFO] [stdout] cb0cee9b7515c881a463b315c7ee728bb16ba85eddb20380e85309989032872e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8e6382cde01b40dab24a369235c3287c2921718107f35f8b3e21fb83a731b09
[INFO] running `Command { std: "docker" "start" "-a" "a8e6382cde01b40dab24a369235c3287c2921718107f35f8b3e21fb83a731b09", kill_on_drop: false }`
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling once_cell v1.3.1
[INFO] [stderr]    Compiling futures-timer v2.0.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling async-task v1.2.1
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling kv-log-macro v1.0.4
[INFO] [stderr]    Compiling crossbeam-channel v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling async-std v1.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling sm-ext v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.48s
[INFO] running `Command { std: "docker" "inspect" "a8e6382cde01b40dab24a369235c3287c2921718107f35f8b3e21fb83a731b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e6382cde01b40dab24a369235c3287c2921718107f35f8b3e21fb83a731b09", kill_on_drop: false }`
[INFO] [stdout] a8e6382cde01b40dab24a369235c3287c2921718107f35f8b3e21fb83a731b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3baf3dcd8a130eddf397d1631f1988516dd2fc58ee81cfccdae6e7cb7840ee79
[INFO] running `Command { std: "docker" "start" "-a" "3baf3dcd8a130eddf397d1631f1988516dd2fc58ee81cfccdae6e7cb7840ee79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sm_ext-b0b61ffcffb3b0d7)
[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] [stderr]    Doc-tests sm-ext
[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] running `Command { std: "docker" "inspect" "3baf3dcd8a130eddf397d1631f1988516dd2fc58ee81cfccdae6e7cb7840ee79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3baf3dcd8a130eddf397d1631f1988516dd2fc58ee81cfccdae6e7cb7840ee79", kill_on_drop: false }`
[INFO] [stdout] 3baf3dcd8a130eddf397d1631f1988516dd2fc58ee81cfccdae6e7cb7840ee79