[INFO] fetching crate icu 0.2.0...
[INFO] checking icu-0.2.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate icu 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate icu 0.2.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu 0.2.0
[INFO] finished tweaking crates.io crate icu 0.2.0
[INFO] tweaked toml for crates.io crate icu 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate icu 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3777cf29f0dfe644f0da1c16ea3f70f1e23ca10ef1f996b23bdc38dea5fb1287
[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" "3777cf29f0dfe644f0da1c16ea3f70f1e23ca10ef1f996b23bdc38dea5fb1287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3777cf29f0dfe644f0da1c16ea3f70f1e23ca10ef1f996b23bdc38dea5fb1287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3777cf29f0dfe644f0da1c16ea3f70f1e23ca10ef1f996b23bdc38dea5fb1287", kill_on_drop: false }`
[INFO] [stdout] 3777cf29f0dfe644f0da1c16ea3f70f1e23ca10ef1f996b23bdc38dea5fb1287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cec7d8a02fb26398a7af92bbcf4e932a788802a79aff66525d2b45f921488b80
[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" "cec7d8a02fb26398a7af92bbcf4e932a788802a79aff66525d2b45f921488b80", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking tinystr v0.4.5
[INFO] [stderr]     Checking erased-serde v0.3.13
[INFO] [stderr]     Checking litemap v0.2.0
[INFO] [stderr]     Checking smallstr v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking icu_locid v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking icu_provider v0.2.0
[INFO] [stderr]     Checking icu_locale_canonicalizer v0.2.0
[INFO] [stderr]     Checking icu_decimal v0.2.0
[INFO] [stderr]     Checking icu_uniset v0.2.0
[INFO] [stderr]     Checking icu_plurals v0.2.0
[INFO] [stderr]     Checking icu_datetime v0.2.0
[INFO] [stderr]     Checking icu_provider_fs v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]     Checking icu_testdata v0.2.0
[INFO] [stderr]    Compiling icu_locid_macros v0.2.0
[INFO] [stderr]     Checking icu v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.78s
[INFO] running `Command { std: "docker" "inspect" "cec7d8a02fb26398a7af92bbcf4e932a788802a79aff66525d2b45f921488b80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cec7d8a02fb26398a7af92bbcf4e932a788802a79aff66525d2b45f921488b80", kill_on_drop: false }`
[INFO] [stdout] cec7d8a02fb26398a7af92bbcf4e932a788802a79aff66525d2b45f921488b80