[INFO] fetching crate polar-core 0.15.0...
[INFO] checking polar-core-0.15.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate polar-core 0.15.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate polar-core 0.15.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polar-core 0.15.0
[INFO] finished tweaking crates.io crate polar-core 0.15.0
[INFO] tweaked toml for crates.io crate polar-core 0.15.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5be88755fcce94f5f85147ba7261eac30b06ea46a37c73c051af1a9ae9393be6
[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" "5be88755fcce94f5f85147ba7261eac30b06ea46a37c73c051af1a9ae9393be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5be88755fcce94f5f85147ba7261eac30b06ea46a37c73c051af1a9ae9393be6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be88755fcce94f5f85147ba7261eac30b06ea46a37c73c051af1a9ae9393be6", kill_on_drop: false }`
[INFO] [stdout] 5be88755fcce94f5f85147ba7261eac30b06ea46a37c73c051af1a9ae9393be6
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 558446b5a4509be0239c5a270b567f64e34462c1763522d1d600e578abdef5b6
[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" "558446b5a4509be0239c5a270b567f64e34462c1763522d1d600e578abdef5b6", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]     Checking permute v0.1.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling string_cache v0.8.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling lalrpop-util v0.19.6
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rusty-fork v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking pipe v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]    Compiling lalrpop v0.19.6
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]     Checking serde_json v1.0.66
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]    Compiling polar-core v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 24s
[INFO] running `Command { std: "docker" "inspect" "558446b5a4509be0239c5a270b567f64e34462c1763522d1d600e578abdef5b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "558446b5a4509be0239c5a270b567f64e34462c1763522d1d600e578abdef5b6", kill_on_drop: false }`
[INFO] [stdout] 558446b5a4509be0239c5a270b567f64e34462c1763522d1d600e578abdef5b6