[INFO] fetching crate modus 0.1.15...
[INFO] testing modus-0.1.15 against 1.60.0 for beta-1.61-1
[INFO] extracting crate modus 0.1.15 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate modus 0.1.15 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-70/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: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shell-escape v0.1.5
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[INFO] [stderr]   Downloaded tonic-build v0.1.1
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[INFO] [stderr]   Downloaded dot v0.1.4
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[INFO] [stderr]   Downloaded buildkit-frontend v0.3.0
[INFO] [stderr]   Downloaded modus-lib v0.1.15
[INFO] [stderr]   Downloaded fp-core v0.1.9
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5537f689dbb16d1bb41310c45d5fef0e05b629d5b0bce4ff599933614e30a88
[INFO] running `Command { std: "docker" "start" "-a" "c5537f689dbb16d1bb41310c45d5fef0e05b629d5b0bce4ff599933614e30a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5537f689dbb16d1bb41310c45d5fef0e05b629d5b0bce4ff599933614e30a88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5537f689dbb16d1bb41310c45d5fef0e05b629d5b0bce4ff599933614e30a88", kill_on_drop: false }`
[INFO] [stdout] c5537f689dbb16d1bb41310c45d5fef0e05b629d5b0bce4ff599933614e30a88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e23145503ac29588528b07cafeaf16f697e521b5be0bd05746cef4a2461f213
[INFO] running `Command { std: "docker" "start" "-a" "7e23145503ac29588528b07cafeaf16f697e521b5be0bd05746cef4a2461f213", kill_on_drop: false }`
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[INFO] [stderr]    Compiling itertools v0.8.2
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[INFO] [stderr]    Compiling http v0.2.6
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[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling nom v7.1.1
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[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.6
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[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling fp-core v0.1.9
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling nom_locate v4.0.0
[INFO] [stderr]    Compiling nom-supreme v0.6.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling async-stream v0.2.1
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling tracing v0.1.32
[INFO] [stderr]    Compiling pin-project v0.4.29
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling tower-discover v0.3.0
[INFO] [stderr]    Compiling tower-load-shed v0.3.0
[INFO] [stderr]    Compiling spawn-wait v0.2.2
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling tower-load v0.3.0
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tower-timeout v0.3.0
[INFO] [stderr]    Compiling tower-retry v0.3.0
[INFO] [stderr]    Compiling tower-buffer v0.3.0
[INFO] [stderr]    Compiling tower-make v0.3.0
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tower-limit v0.3.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling tower-ready-cache v0.3.1
[INFO] [stderr]    Compiling tower-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tower-balance v0.3.0
[INFO] [stderr]    Compiling tonic-build v0.1.1
[INFO] [stderr]    Compiling tower v0.3.1
[INFO] [stderr]    Compiling buildkit-proto v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[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 hyper v0.13.10
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[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 is never used: `TMP_PREFIX_IGNORE_PATTERN`
[INFO] [stdout]    --> src/buildkit.rs:208:1
[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 is never used: `BuildResult`
[INFO] [stdout]   --> src/reporting.rs:30:1
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.95s
[INFO] running `Command { std: "docker" "inspect" "7e23145503ac29588528b07cafeaf16f697e521b5be0bd05746cef4a2461f213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e23145503ac29588528b07cafeaf16f697e521b5be0bd05746cef4a2461f213", kill_on_drop: false }`
[INFO] [stdout] 7e23145503ac29588528b07cafeaf16f697e521b5be0bd05746cef4a2461f213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 875fdcd07f96ecc181b26459e798ce2dcafb92eb0b42e3c74fe762cdd9ae94e6
[INFO] running `Command { std: "docker" "start" "-a" "875fdcd07f96ecc181b26459e798ce2dcafb92eb0b42e3c74fe762cdd9ae94e6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `TMP_PREFIX_IGNORE_PATTERN`
[INFO] [stdout]    --> src/buildkit.rs:208:1
[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 is never used: `BuildResult`
[INFO] [stdout]   --> src/reporting.rs:30:1
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "875fdcd07f96ecc181b26459e798ce2dcafb92eb0b42e3c74fe762cdd9ae94e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "875fdcd07f96ecc181b26459e798ce2dcafb92eb0b42e3c74fe762cdd9ae94e6", kill_on_drop: false }`
[INFO] [stdout] 875fdcd07f96ecc181b26459e798ce2dcafb92eb0b42e3c74fe762cdd9ae94e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ad90b6c0efad3b8b906b8a743ba722e5b6cbc2323740d053e3950b99e51cb9b6
[INFO] running `Command { std: "docker" "start" "-a" "ad90b6c0efad3b8b906b8a743ba722e5b6cbc2323740d053e3950b99e51cb9b6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling modus v0.1.15 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant is never used: `TMP_PREFIX_IGNORE_PATTERN`
[INFO] [stderr]    --> src/buildkit.rs:208:1
[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 is never used: `BuildResult`
[INFO] [stderr]   --> src/reporting.rs:30:1
[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 [unoptimized + debuginfo] target(s) in 2.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/buildkit_frontend-5f1e5d1485719657)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/modus-1eccb008c9efbb24)
[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] [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" "ad90b6c0efad3b8b906b8a743ba722e5b6cbc2323740d053e3950b99e51cb9b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad90b6c0efad3b8b906b8a743ba722e5b6cbc2323740d053e3950b99e51cb9b6", kill_on_drop: false }`
[INFO] [stdout] ad90b6c0efad3b8b906b8a743ba722e5b6cbc2323740d053e3950b99e51cb9b6