[INFO] fetching crate numrepr 0.1.0...
[INFO] checking numrepr-0.1.0 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate numrepr 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate numrepr 0.1.0 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate numrepr 0.1.0
[INFO] finished tweaking crates.io crate numrepr 0.1.0
[INFO] tweaked toml for crates.io crate numrepr 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0c45c789f3221ea678d2e52e3d64ae35822ed50567aa694dc44076af4e9e298
[INFO] running `Command { std: "docker" "start" "-a" "a0c45c789f3221ea678d2e52e3d64ae35822ed50567aa694dc44076af4e9e298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0c45c789f3221ea678d2e52e3d64ae35822ed50567aa694dc44076af4e9e298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0c45c789f3221ea678d2e52e3d64ae35822ed50567aa694dc44076af4e9e298", kill_on_drop: false }`
[INFO] [stdout] a0c45c789f3221ea678d2e52e3d64ae35822ed50567aa694dc44076af4e9e298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb06fc2c6fe7bfe459823f46be6fe702e9c611013af53c0399ce71e5792712f9
[INFO] running `Command { std: "docker" "start" "-a" "eb06fc2c6fe7bfe459823f46be6fe702e9c611013af53c0399ce71e5792712f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking numrepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |         s.trim_left_matches(self.prefix())
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `failure::core::str::<impl str>::trim_left_matches`: superseded by `trim_start_matches`
[INFO] [stdout]    --> src/main.rs:117:11
[INFO] [stdout]     |
[INFO] [stdout] 117 |         s.trim_left_matches(self.prefix())
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start_matches`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.60s
[INFO] running `Command { std: "docker" "inspect" "eb06fc2c6fe7bfe459823f46be6fe702e9c611013af53c0399ce71e5792712f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb06fc2c6fe7bfe459823f46be6fe702e9c611013af53c0399ce71e5792712f9", kill_on_drop: false }`
[INFO] [stdout] eb06fc2c6fe7bfe459823f46be6fe702e9c611013af53c0399ce71e5792712f9