[INFO] cloning repository https://github.com/jpdoyle/scromble [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jpdoyle/scromble" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpdoyle%2Fscromble", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpdoyle%2Fscromble'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 940bbc04b9e44d143276082da90ea283e2cad335 [INFO] checking jpdoyle/scromble against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjpdoyle%2Fscromble" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jpdoyle/scromble on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jpdoyle/scromble [INFO] finished tweaking git repo https://github.com/jpdoyle/scromble [INFO] tweaked toml for git repo https://github.com/jpdoyle/scromble written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jpdoyle/scromble already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chacha20 v0.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6fe2c7cd476942cada098b557dd1522e4515802538068eeb16f199d804fd2feb [INFO] running `Command { std: "docker" "start" "-a" "6fe2c7cd476942cada098b557dd1522e4515802538068eeb16f199d804fd2feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6fe2c7cd476942cada098b557dd1522e4515802538068eeb16f199d804fd2feb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6fe2c7cd476942cada098b557dd1522e4515802538068eeb16f199d804fd2feb", kill_on_drop: false }` [INFO] [stdout] 6fe2c7cd476942cada098b557dd1522e4515802538068eeb16f199d804fd2feb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 61102e78826c2ea6b6f45e83b10f342b5343eab79b6d511051d90ba88e7e6bf3 [INFO] running `Command { std: "docker" "start" "-a" "61102e78826c2ea6b6f45e83b10f342b5343eab79b6d511051d90ba88e7e6bf3", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] warning: unused manifest key: build [INFO] [stderr] Compiling proc-macro2 v1.0.34 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling syn v1.0.83 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Compiling generic-array v0.14.4 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking base64ct v1.5.3 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking custom_derive v0.1.7 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking conv v0.3.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rpassword v5.0.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking password-hash v0.4.2 [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.3 [INFO] [stderr] Checking block-padding v0.3.2 [INFO] [stderr] Checking digest v0.10.6 [INFO] [stderr] Checking inout v0.1.3 [INFO] [stderr] Checking blake2 v0.10.6 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking argon2 v0.4.1 [INFO] [stderr] Checking quickcheck v1.0.3 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling zeroize_derive v1.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling quickcheck_macros v1.0.0 [INFO] [stderr] Checking zeroize v1.5.7 [INFO] [stderr] Checking cipher v0.4.3 [INFO] [stderr] Checking secrecy v0.8.0 [INFO] [stderr] Checking chacha20 v0.9.0 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking scromble v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "61102e78826c2ea6b6f45e83b10f342b5343eab79b6d511051d90ba88e7e6bf3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "61102e78826c2ea6b6f45e83b10f342b5343eab79b6d511051d90ba88e7e6bf3", kill_on_drop: false }` [INFO] [stdout] 61102e78826c2ea6b6f45e83b10f342b5343eab79b6d511051d90ba88e7e6bf3