[INFO] fetching crate icu_casemapping 0.7.0...
[INFO] checking icu_casemapping-0.7.0 against master#a00f8ba7fcac1b27341679c51bf5a3271fa82df3 for pr-104429
[INFO] extracting crate icu_casemapping 0.7.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate icu_casemapping 0.7.0 on toolchain a00f8ba7fcac1b27341679c51bf5a3271fa82df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate icu_casemapping 0.7.0
[INFO] finished tweaking crates.io crate icu_casemapping 0.7.0
[INFO] tweaked toml for crates.io crate icu_casemapping 0.7.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerofrom v0.1.1
[INFO] [stderr]   Downloaded icu_provider_macros v1.0.0
[INFO] [stderr]   Downloaded zerovec-derive v0.9.0
[INFO] [stderr]   Downloaded tinystr v0.7.0
[INFO] [stderr]   Downloaded zerofrom-derive v0.1.1
[INFO] [stderr]   Downloaded yoke v0.6.2
[INFO] [stderr]   Downloaded databake v0.1.2
[INFO] [stderr]   Downloaded icu_collections v1.0.0
[INFO] [stderr]   Downloaded icu_locid v1.0.0
[INFO] [stderr]   Downloaded writeable v0.5.0
[INFO] [stderr]   Downloaded databake-derive v0.1.1
[INFO] [stderr]   Downloaded litemap v0.6.0
[INFO] [stderr]   Downloaded zerovec v0.9.0
[INFO] [stderr]   Downloaded icu_provider v1.0.1
[INFO] [stderr]   Downloaded yoke-derive v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f42e1c527978bdbe9cc39add36abd9c6b6301eaa80f836eabbae59df1e102cb
[INFO] running `Command { std: "docker" "start" "-a" "0f42e1c527978bdbe9cc39add36abd9c6b6301eaa80f836eabbae59df1e102cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f42e1c527978bdbe9cc39add36abd9c6b6301eaa80f836eabbae59df1e102cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f42e1c527978bdbe9cc39add36abd9c6b6301eaa80f836eabbae59df1e102cb", kill_on_drop: false }`
[INFO] [stdout] 0f42e1c527978bdbe9cc39add36abd9c6b6301eaa80f836eabbae59df1e102cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+a00f8ba7fcac1b27341679c51bf5a3271fa82df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875fe4fcf466f08561967889455ba4716198a80ad6a1506b04e5fa4e3b74ce35
[INFO] running `Command { std: "docker" "start" "-a" "875fe4fcf466f08561967889455ba4716198a80ad6a1506b04e5fa4e3b74ce35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking litemap v0.6.0
[INFO] [stderr]     Checking writeable v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zerofrom-derive v0.1.1
[INFO] [stderr]    Compiling yoke-derive v0.6.1
[INFO] [stderr]    Compiling displaydoc v0.2.3
[INFO] [stderr]    Compiling zerovec-derive v0.9.0
[INFO] [stderr]    Compiling icu_provider_macros v1.0.0
[INFO] [stderr]     Checking tinystr v0.7.0
[INFO] [stderr]     Checking icu_locid v1.0.0
[INFO] [stderr]     Checking zerofrom v0.1.1
[INFO] [stderr]     Checking yoke v0.6.2
[INFO] [stderr]     Checking zerovec v0.9.0
[INFO] [stderr]     Checking icu_provider v1.0.1
[INFO] [stderr]     Checking icu_collections v1.0.0
[INFO] [stderr]     Checking icu_casemapping v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.50s
[INFO] running `Command { std: "docker" "inspect" "875fe4fcf466f08561967889455ba4716198a80ad6a1506b04e5fa4e3b74ce35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875fe4fcf466f08561967889455ba4716198a80ad6a1506b04e5fa4e3b74ce35", kill_on_drop: false }`
[INFO] [stdout] 875fe4fcf466f08561967889455ba4716198a80ad6a1506b04e5fa4e3b74ce35