[INFO] fetching crate modus 0.1.15...
[INFO] testing modus-0.1.15 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate modus 0.1.15 into /workspace/builds/worker-7-tc1/source
[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-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modus 0.1.15 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded modus-lib v0.1.15
[INFO] [stderr]   Downloaded ptree v0.4.0
[INFO] [stderr]   Downloaded tower-ready-cache v0.3.1
[INFO] [stderr]   Downloaded brownstone v1.1.0
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098cb01f7473bf8f6680505a117a3ca9e9acd36d47ec1076b3c02f2a5927f50a
[INFO] running `Command { std: "docker" "start" "-a" "098cb01f7473bf8f6680505a117a3ca9e9acd36d47ec1076b3c02f2a5927f50a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098cb01f7473bf8f6680505a117a3ca9e9acd36d47ec1076b3c02f2a5927f50a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098cb01f7473bf8f6680505a117a3ca9e9acd36d47ec1076b3c02f2a5927f50a", kill_on_drop: false }`
[INFO] [stdout] 098cb01f7473bf8f6680505a117a3ca9e9acd36d47ec1076b3c02f2a5927f50a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 116d86456256b42609794395b52e210f357bdcf7e35b72fc571c8ee2286a3c95
[INFO] running `Command { std: "docker" "start" "-a" "116d86456256b42609794395b52e210f357bdcf7e35b72fc571c8ee2286a3c95", kill_on_drop: false }`
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[INFO] [stderr]    Compiling tokio-util v0.3.1
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[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling tower-ready-cache v0.3.1
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[INFO] [stderr]    Compiling tower-util v0.3.1
[INFO] [stderr]    Compiling tower-balance v0.3.0
[INFO] [stderr]    Compiling tower v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling buildkit-proto v0.2.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling spawn-wait v0.2.2
[INFO] [stderr]    Compiling serde-value v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ptree v0.4.0
[INFO] [stderr]    Compiling modus-lib v0.1.15
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling hyper v0.13.10
[INFO] [stderr]    Compiling tonic v0.1.1
[INFO] [stderr]    Compiling buildkit-llb v0.2.0
[INFO] [stderr]    Compiling buildkit-frontend v0.3.0
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 18s
[INFO] running `Command { std: "docker" "inspect" "116d86456256b42609794395b52e210f357bdcf7e35b72fc571c8ee2286a3c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116d86456256b42609794395b52e210f357bdcf7e35b72fc571c8ee2286a3c95", kill_on_drop: false }`
[INFO] [stdout] 116d86456256b42609794395b52e210f357bdcf7e35b72fc571c8ee2286a3c95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 2addaa878b0a5d1e965e17c5b1a96ce3edb919fed97a8974d41532c3e03d0ee0
[INFO] running `Command { std: "docker" "start" "-a" "2addaa878b0a5d1e965e17c5b1a96ce3edb919fed97a8974d41532c3e03d0ee0", kill_on_drop: false }`
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "2addaa878b0a5d1e965e17c5b1a96ce3edb919fed97a8974d41532c3e03d0ee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2addaa878b0a5d1e965e17c5b1a96ce3edb919fed97a8974d41532c3e03d0ee0", kill_on_drop: false }`
[INFO] [stdout] 2addaa878b0a5d1e965e17c5b1a96ce3edb919fed97a8974d41532c3e03d0ee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 7cde059202f6d6165cf28d72d0973821a2ab65ccd6c28d7473c939a7395526a6
[INFO] running `Command { std: "docker" "start" "-a" "7cde059202f6d6165cf28d72d0973821a2ab65ccd6c28d7473c939a7395526a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant `TMP_PREFIX_IGNORE_PATTERN` is never used
[INFO] [stderr]    --> src/buildkit.rs:208:11
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub const TMP_PREFIX_IGNORE_PATTERN: &str = "modus_temp_*";
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias `BuildResult` is never used
[INFO] [stderr]   --> src/reporting.rs:30:10
[INFO] [stderr]    |
[INFO] [stderr] 30 | pub type BuildResult = Vec<Image>;
[INFO] [stderr]    |          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `modus` (bin "modus" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.79s
[INFO] [stderr]      Running unittests src/buildkit_frontend.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/buildkit_frontend-dcfb09f458884335)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test buildkit::test_image_ref_is_hash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/modus-fbc69bfe79cc940f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test buildkit::test_image_ref_is_hash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7cde059202f6d6165cf28d72d0973821a2ab65ccd6c28d7473c939a7395526a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cde059202f6d6165cf28d72d0973821a2ab65ccd6c28d7473c939a7395526a6", kill_on_drop: false }`
[INFO] [stdout] 7cde059202f6d6165cf28d72d0973821a2ab65ccd6c28d7473c939a7395526a6