[INFO] fetching crate icu 0.1.0...
[INFO] checking icu-0.1.0 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate icu 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate icu 0.1.0 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu 0.1.0
[INFO] finished tweaking crates.io crate icu 0.1.0
[INFO] tweaked toml for crates.io crate icu 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate icu 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a50c6b1d272cc908fc544417b994cf61a71797b14ab7c490b0f356aeee2e469
[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" "4a50c6b1d272cc908fc544417b994cf61a71797b14ab7c490b0f356aeee2e469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a50c6b1d272cc908fc544417b994cf61a71797b14ab7c490b0f356aeee2e469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a50c6b1d272cc908fc544417b994cf61a71797b14ab7c490b0f356aeee2e469", kill_on_drop: false }`
[INFO] [stdout] 4a50c6b1d272cc908fc544417b994cf61a71797b14ab7c490b0f356aeee2e469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--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] bb37ae8726d3f5256a371b3d5b38a6676848d4f00378e359c13b56af37e4efe4
[INFO] running `Command { std: "docker" "start" "-a" "bb37ae8726d3f5256a371b3d5b38a6676848d4f00378e359c13b56af37e4efe4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking icu_uniset v0.1.0
[INFO] [stderr]     Checking fixed_decimal v0.1.0
[INFO] [stderr]    Compiling tinystr v0.4.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking erased-serde v0.3.12
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]     Checking icu_locid v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking icu_provider v0.1.0
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]     Checking icu_provider_fs v0.1.0
[INFO] [stderr]     Checking icu_plurals v0.1.0
[INFO] [stderr]     Checking icu_datetime v0.1.0
[INFO] [stderr]     Checking icu_testdata v0.1.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling icu_locid_macros v0.1.0
[INFO] [stderr]     Checking icu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.74s
[INFO] running `Command { std: "docker" "inspect" "bb37ae8726d3f5256a371b3d5b38a6676848d4f00378e359c13b56af37e4efe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb37ae8726d3f5256a371b3d5b38a6676848d4f00378e359c13b56af37e4efe4", kill_on_drop: false }`
[INFO] [stdout] bb37ae8726d3f5256a371b3d5b38a6676848d4f00378e359c13b56af37e4efe4