[INFO] fetching crate lexical-sort 0.3.1...
[INFO] checking lexical-sort-0.3.1 against try#8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346 for pr-86194
[INFO] extracting crate lexical-sort 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lexical-sort 0.3.1 on toolchain 8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lexical-sort 0.3.1
[INFO] finished tweaking crates.io crate lexical-sort 0.3.1
[INFO] tweaked toml for crates.io crate lexical-sort 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded alphanumeric-sort v1.4.3
[INFO] [stderr]   Downloaded any_ascii v0.1.7
[INFO] [stderr]   Downloaded rust_icu_ucol v0.3.2
[INFO] [stderr]   Downloaded rust_icu_common v0.3.2
[INFO] [stderr]   Downloaded rust_icu_uenum v0.3.2
[INFO] [stderr]   Downloaded rust_icu_ustring v0.3.2
[INFO] [stderr]   Downloaded rust_icu_sys v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "metadata" "--no-deps" "--format-version=1", 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] af2713146a7d180f6ff1c1dcd39faa25056223bae934be3a2871891a4a31d0e6
[INFO] running `Command { std: "docker" "start" "-a" "af2713146a7d180f6ff1c1dcd39faa25056223bae934be3a2871891a4a31d0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2713146a7d180f6ff1c1dcd39faa25056223bae934be3a2871891a4a31d0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2713146a7d180f6ff1c1dcd39faa25056223bae934be3a2871891a4a31d0e6", kill_on_drop: false }`
[INFO] [stdout] af2713146a7d180f6ff1c1dcd39faa25056223bae934be3a2871891a4a31d0e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+8552849d5ae3b6c66b89a0ac2e9c1e3ef5cde346" "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] ee6293e49493accffbc3a8835b037faa3db60413f7876def0f6f8e004c03b514
[INFO] running `Command { std: "docker" "start" "-a" "ee6293e49493accffbc3a8835b037faa3db60413f7876def0f6f8e004c03b514", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]     Checking any_ascii v0.1.7
[INFO] [stderr]     Checking alphanumeric-sort v1.4.3
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking memchr v2.4.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking lexical-sort v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]    Compiling rust_icu_sys v0.3.2
[INFO] [stdout] error[E0635]: unknown feature `try_trait`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rust_icu_sys-0.3.2/build.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_icu_sys`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "ee6293e49493accffbc3a8835b037faa3db60413f7876def0f6f8e004c03b514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee6293e49493accffbc3a8835b037faa3db60413f7876def0f6f8e004c03b514", kill_on_drop: false }`
[INFO] [stdout] ee6293e49493accffbc3a8835b037faa3db60413f7876def0f6f8e004c03b514