[INFO] fetching crate szafka 0.3.1...
[INFO] testing szafka-0.3.1 against 1.60.0 for beta-1.61-1
[INFO] extracting crate szafka 0.3.1 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate szafka 0.3.1 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate szafka 0.3.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate szafka 0.3.1
[INFO] tweaked toml for crates.io crate szafka 0.3.1 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] crate crates.io crate szafka 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded half v1.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cdb18f79d7ae8ce4776685d5d6d69c496a211b38df704a4fd30feeacba240cfc
[INFO] running `Command { std: "docker" "start" "-a" "cdb18f79d7ae8ce4776685d5d6d69c496a211b38df704a4fd30feeacba240cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cdb18f79d7ae8ce4776685d5d6d69c496a211b38df704a4fd30feeacba240cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb18f79d7ae8ce4776685d5d6d69c496a211b38df704a4fd30feeacba240cfc", kill_on_drop: false }`
[INFO] [stdout] cdb18f79d7ae8ce4776685d5d6d69c496a211b38df704a4fd30feeacba240cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6db9bfb7d39d23a9c182f716a45c337580d763518402073406a756b2b16db2a7
[INFO] running `Command { std: "docker" "start" "-a" "6db9bfb7d39d23a9c182f716a45c337580d763518402073406a756b2b16db2a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling szafka v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.14s
[INFO] running `Command { std: "docker" "inspect" "6db9bfb7d39d23a9c182f716a45c337580d763518402073406a756b2b16db2a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6db9bfb7d39d23a9c182f716a45c337580d763518402073406a756b2b16db2a7", kill_on_drop: false }`
[INFO] [stdout] 6db9bfb7d39d23a9c182f716a45c337580d763518402073406a756b2b16db2a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a5fe849cc3111a72339a81b633fbbba448552a03c27f89b20d162f663d3bbf5
[INFO] running `Command { std: "docker" "start" "-a" "4a5fe849cc3111a72339a81b633fbbba448552a03c27f89b20d162f663d3bbf5", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling half v1.8.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling szafka v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 13.53s
[INFO] running `Command { std: "docker" "inspect" "4a5fe849cc3111a72339a81b633fbbba448552a03c27f89b20d162f663d3bbf5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a5fe849cc3111a72339a81b633fbbba448552a03c27f89b20d162f663d3bbf5", kill_on_drop: false }`
[INFO] [stdout] 4a5fe849cc3111a72339a81b633fbbba448552a03c27f89b20d162f663d3bbf5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f72271db4fad735536998ee02e7069a430a54ca0d9354c721dffd90d2dcb459
[INFO] running `Command { std: "docker" "start" "-a" "1f72271db4fad735536998ee02e7069a430a54ca0d9354c721dffd90d2dcb459", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/szafka-5d17fb5bfd8c365c)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sync::tests::remove ... ok
[INFO] [stdout] test r#async::tests::get ... ok
[INFO] [stdout] test sync::tests::get ... ok
[INFO] [stdout] test r#async::tests::no_parent ... ok
[INFO] [stdout] test sync::tests::exists ... ok
[INFO] [stdout] test r#async::tests::remove ... ok
[INFO] [stdout] test sync::tests::no_parent ... ok
[INFO] [stderr]    Doc-tests szafka
[INFO] [stdout] test r#async::tests::exists ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/sync.rs - sync::Szafka<T>::exists (line 106) ... ok
[INFO] [stdout] test src/sync.rs - sync::Szafka<T>::remove (line 132) ... ok
[INFO] [stdout] test src/sync.rs - sync::Szafka<T>::save (line 24) ... ok
[INFO] [stdout] test src/sync.rs - sync::Szafka<T>::get (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1f72271db4fad735536998ee02e7069a430a54ca0d9354c721dffd90d2dcb459", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f72271db4fad735536998ee02e7069a430a54ca0d9354c721dffd90d2dcb459", kill_on_drop: false }`
[INFO] [stdout] 1f72271db4fad735536998ee02e7069a430a54ca0d9354c721dffd90d2dcb459