[INFO] fetching crate strudel 0.5.0...
[INFO] testing strudel-0.5.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate strudel 0.5.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate strudel 0.5.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-10/source/.cargo/config
[INFO] started tweaking crates.io crate strudel 0.5.0
[INFO] finished tweaking crates.io crate strudel 0.5.0
[INFO] tweaked toml for crates.io crate strudel 0.5.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate strudel 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] 3cafbad1d2d19f5e348bea6dfc34111b510aedee540d6d840c855c3b76fc097d
[INFO] running `Command { std: "docker" "start" "-a" "3cafbad1d2d19f5e348bea6dfc34111b510aedee540d6d840c855c3b76fc097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3cafbad1d2d19f5e348bea6dfc34111b510aedee540d6d840c855c3b76fc097d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cafbad1d2d19f5e348bea6dfc34111b510aedee540d6d840c855c3b76fc097d", kill_on_drop: false }`
[INFO] [stdout] 3cafbad1d2d19f5e348bea6dfc34111b510aedee540d6d840c855c3b76fc097d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d01eb9bc051658f3b98403ba992c49f1de6018bedc0fbcc0bf980d3ba5a1f969
[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" "d01eb9bc051658f3b98403ba992c49f1de6018bedc0fbcc0bf980d3ba5a1f969", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling futures-core v0.3.19
[INFO] [stderr]    Compiling futures-task v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling protobuf v2.25.2
[INFO] [stderr]    Compiling prometheus v0.13.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling mio v0.7.14
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling rppal v0.13.1
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling tracing-subscriber v0.3.6
[INFO] [stderr]    Compiling procfs v0.10.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.6
[INFO] [stderr]    Compiling tokio v1.15.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.7
[INFO] [stderr]    Compiling tokio-util v0.6.9
[INFO] [stderr]    Compiling h2 v0.3.10
[INFO] [stderr]    Compiling hyper v0.14.16
[INFO] [stderr]    Compiling strudel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 42s
[INFO] running `Command { std: "docker" "inspect" "d01eb9bc051658f3b98403ba992c49f1de6018bedc0fbcc0bf980d3ba5a1f969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01eb9bc051658f3b98403ba992c49f1de6018bedc0fbcc0bf980d3ba5a1f969", kill_on_drop: false }`
[INFO] [stdout] d01eb9bc051658f3b98403ba992c49f1de6018bedc0fbcc0bf980d3ba5a1f969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] fe6626c6f19c9074d7805fe1a784181066be1ebea83e6146271f95570b436dd2
[INFO] running `Command { std: "docker" "start" "-a" "fe6626c6f19c9074d7805fe1a784181066be1ebea83e6146271f95570b436dd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling strudel v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.11s
[INFO] [stderr]   Executable unittests src/strudel/lib.rs (/opt/rustwide/target/debug/deps/strudel-4a5c8c32ad4917fd)
[INFO] [stderr]   Executable unittests src/bin/strudel.rs (/opt/rustwide/target/debug/deps/strudel-988283c1fd0d3609)
[INFO] running `Command { std: "docker" "inspect" "fe6626c6f19c9074d7805fe1a784181066be1ebea83e6146271f95570b436dd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6626c6f19c9074d7805fe1a784181066be1ebea83e6146271f95570b436dd2", kill_on_drop: false }`
[INFO] [stdout] fe6626c6f19c9074d7805fe1a784181066be1ebea83e6146271f95570b436dd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", 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] 930a08570546c105185c47a26dfee3c24af3f93fb0cc7d121f67013b1393dac4
[INFO] running `Command { std: "docker" "start" "-a" "930a08570546c105185c47a26dfee3c24af3f93fb0cc7d121f67013b1393dac4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/strudel/lib.rs (/opt/rustwide/target/debug/deps/strudel-4a5c8c32ad4917fd)
[INFO] [stderr]      Running unittests src/bin/strudel.rs (/opt/rustwide/target/debug/deps/strudel-988283c1fd0d3609)
[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 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 strudel
[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" "930a08570546c105185c47a26dfee3c24af3f93fb0cc7d121f67013b1393dac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930a08570546c105185c47a26dfee3c24af3f93fb0cc7d121f67013b1393dac4", kill_on_drop: false }`
[INFO] [stdout] 930a08570546c105185c47a26dfee3c24af3f93fb0cc7d121f67013b1393dac4