[INFO] fetching crate modus 0.1.15...
[INFO] checking modus-0.1.15 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate modus 0.1.15 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate modus 0.1.15 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modus 0.1.15
[INFO] finished tweaking crates.io crate modus 0.1.15
[INFO] tweaked toml for crates.io crate modus 0.1.15 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate modus 0.1.15 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 240cddb7ad7c937b991b87c7c68f1408da6f62834d733317cb7b6d299accfa04
[INFO] running `Command { std: "docker" "start" "-a" "240cddb7ad7c937b991b87c7c68f1408da6f62834d733317cb7b6d299accfa04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "240cddb7ad7c937b991b87c7c68f1408da6f62834d733317cb7b6d299accfa04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240cddb7ad7c937b991b87c7c68f1408da6f62834d733317cb7b6d299accfa04", kill_on_drop: false }`
[INFO] [stdout] 240cddb7ad7c937b991b87c7c68f1408da6f62834d733317cb7b6d299accfa04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0b0f2d928cc14ee03161903427f6f4844040bf333c5b15e6e8703503a64d31b
[INFO] running `Command { std: "docker" "start" "-a" "c0b0f2d928cc14ee03161903427f6f4844040bf333c5b15e6e8703503a64d31b", kill_on_drop: false }`
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[INFO] [stderr]     Checking modus-lib v0.1.15
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking tonic v0.1.1
[INFO] [stderr]     Checking buildkit-llb v0.2.0
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[INFO] [stdout] warning: constant `TMP_PREFIX_IGNORE_PATTERN` is never used
[INFO] [stdout]    --> src/buildkit.rs:208:11
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub const TMP_PREFIX_IGNORE_PATTERN: &str = "modus_temp_*";
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BuildResult` is never used
[INFO] [stdout]   --> src/reporting.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub type BuildResult = Vec<Image>;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `TMP_PREFIX_IGNORE_PATTERN` is never used
[INFO] [stdout]    --> src/buildkit.rs:208:11
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub const TMP_PREFIX_IGNORE_PATTERN: &str = "modus_temp_*";
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BuildResult` is never used
[INFO] [stdout]   --> src/reporting.rs:30:10
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub type BuildResult = Vec<Image>;
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.29s
[INFO] running `Command { std: "docker" "inspect" "c0b0f2d928cc14ee03161903427f6f4844040bf333c5b15e6e8703503a64d31b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0b0f2d928cc14ee03161903427f6f4844040bf333c5b15e6e8703503a64d31b", kill_on_drop: false }`
[INFO] [stdout] c0b0f2d928cc14ee03161903427f6f4844040bf333c5b15e6e8703503a64d31b