[INFO] fetching crate icu 0.2.0...
[INFO] checking icu-0.2.0 against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920
[INFO] extracting crate icu 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate icu 0.2.0 on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "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-1/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef11896c201f8ce7768568a14961c0a327e04e1c203988504050d560d98d17eb
[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" "ef11896c201f8ce7768568a14961c0a327e04e1c203988504050d560d98d17eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef11896c201f8ce7768568a14961c0a327e04e1c203988504050d560d98d17eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef11896c201f8ce7768568a14961c0a327e04e1c203988504050d560d98d17eb", kill_on_drop: false }`
[INFO] [stdout] ef11896c201f8ce7768568a14961c0a327e04e1c203988504050d560d98d17eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd9b7ffd7688d5c8b4925bdd1b4a0b7f3229282c22e026e312f54ee345cb75b3
[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" "fd9b7ffd7688d5c8b4925bdd1b4a0b7f3229282c22e026e312f54ee345cb75b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling tinystr-raw v0.1.1
[INFO] [stderr]     Checking writeable v0.2.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling camino v1.0.4
[INFO] [stderr]    Compiling tinystr-macros v0.2.0
[INFO] [stderr]     Checking fixed_decimal v0.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling thiserror v1.0.24
[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 icu_locid v0.2.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking icu_provider v0.2.0
[INFO] [stderr]     Checking icu_datetime v0.2.0
[INFO] [stderr]     Checking icu_locale_canonicalizer v0.2.0
[INFO] [stderr]     Checking icu_decimal v0.2.0
[INFO] [stderr]     Checking icu_plurals v0.2.0
[INFO] [stderr]     Checking icu_uniset v0.2.0
[INFO] [stderr]     Checking icu_provider_fs v0.2.0
[INFO] [stderr]     Checking icu_testdata v0.2.0
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[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 53.48s
[INFO] running `Command { std: "docker" "inspect" "fd9b7ffd7688d5c8b4925bdd1b4a0b7f3229282c22e026e312f54ee345cb75b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd9b7ffd7688d5c8b4925bdd1b4a0b7f3229282c22e026e312f54ee345cb75b3", kill_on_drop: false }`
[INFO] [stdout] fd9b7ffd7688d5c8b4925bdd1b4a0b7f3229282c22e026e312f54ee345cb75b3