[INFO] fetching crate ultra-batch 0.1.1...
[INFO] checking ultra-batch-0.1.1 against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] extracting crate ultra-batch 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ultra-batch 0.1.1 on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ultra-batch 0.1.1
[INFO] finished tweaking crates.io crate ultra-batch 0.1.1
[INFO] tweaked toml for crates.io crate ultra-batch 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eabfd0c56192aa552f205a67c18185c9687a5b661bc44d82ac4f4ac6f24f68a4
[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" "eabfd0c56192aa552f205a67c18185c9687a5b661bc44d82ac4f4ac6f24f68a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eabfd0c56192aa552f205a67c18185c9687a5b661bc44d82ac4f4ac6f24f68a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eabfd0c56192aa552f205a67c18185c9687a5b661bc44d82ac4f4ac6f24f68a4", kill_on_drop: false }`
[INFO] [stdout] eabfd0c56192aa552f205a67c18185c9687a5b661bc44d82ac4f4ac6f24f68a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7555074a6020cf7ef5ae36c16659f2d64f002a936235b404e27cfa0267050bc
[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" "b7555074a6020cf7ef5ae36c16659f2d64f002a936235b404e27cfa0267050bc", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking futures-core v0.3.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking simplerand v1.2.0
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking net2 v0.2.36
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking libmath v0.2.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking chashmap v2.2.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking fakeit v1.1.1
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]     Checking tokio v0.2.23
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking ultra-batch v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "b7555074a6020cf7ef5ae36c16659f2d64f002a936235b404e27cfa0267050bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7555074a6020cf7ef5ae36c16659f2d64f002a936235b404e27cfa0267050bc", kill_on_drop: false }`
[INFO] [stdout] b7555074a6020cf7ef5ae36c16659f2d64f002a936235b404e27cfa0267050bc