[INFO] fetching crate buildkit-frontend 0.3.0... [INFO] testing buildkit-frontend-0.3.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate buildkit-frontend 0.3.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate buildkit-frontend 0.3.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate buildkit-frontend 0.3.0 [INFO] finished tweaking crates.io crate buildkit-frontend 0.3.0 [INFO] tweaked toml for crates.io crate buildkit-frontend 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate crates.io crate buildkit-frontend 0.3.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bee6c15a74e970fd3583f5802e3f346712c94f7625cac345d372f9692e469ce4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bee6c15a74e970fd3583f5802e3f346712c94f7625cac345d372f9692e469ce4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bee6c15a74e970fd3583f5802e3f346712c94f7625cac345d372f9692e469ce4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bee6c15a74e970fd3583f5802e3f346712c94f7625cac345d372f9692e469ce4", kill_on_drop: false }` [INFO] [stdout] bee6c15a74e970fd3583f5802e3f346712c94f7625cac345d372f9692e469ce4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 490cbf43400a68fd52f6da5d3fa8ab4c22e0063ea6b072624e278eb336b52ef9 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "490cbf43400a68fd52f6da5d3fa8ab4c22e0063ea6b072624e278eb336b52ef9", kill_on_drop: false }` [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling futures-core v0.3.4 [INFO] [stderr] Compiling futures-sink v0.3.4 [INFO] [stderr] Compiling pin-utils v0.1.0-alpha.4 [INFO] [stderr] Compiling futures-task v0.3.4 [INFO] [stderr] Compiling futures-io v0.3.4 [INFO] [stderr] Compiling anyhow v1.0.26 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling tower-layer v0.3.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling fixedbitset v0.2.0 [INFO] [stderr] Compiling multimap v0.8.0 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling byte-tools v0.3.1 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling regex-syntax v0.6.16 [INFO] [stderr] Compiling opaque-debug v0.2.3 [INFO] [stderr] Compiling tracing-core v0.1.10 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling block-padding v0.1.5 [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling which v3.1.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling aho-corasick v0.7.9 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling futures-channel v0.3.4 [INFO] [stderr] Compiling itertools v0.8.2 [INFO] [stderr] Compiling petgraph v0.5.0 [INFO] [stderr] Compiling backtrace v0.3.45 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.21 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling base64 v0.10.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling regex v1.3.4 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling pin-project-internal v0.4.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.11 [INFO] [stderr] Compiling prost-derive v0.6.1 [INFO] [stderr] Compiling tracing-attributes v0.1.7 [INFO] [stderr] Compiling async-stream-impl v0.2.1 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling async-trait v0.1.24 [INFO] [stderr] Compiling async-stream v0.2.1 [INFO] [stderr] Compiling tokio v0.2.13 [INFO] [stderr] Compiling futures-macro v0.3.4 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling tracing v0.1.13 [INFO] [stderr] Compiling pin-project v0.4.8 [INFO] [stderr] Compiling tower-discover v0.3.0 [INFO] [stderr] Compiling tower-load-shed v0.3.0 [INFO] [stderr] Compiling tracing-futures v0.2.3 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling prost v0.6.1 [INFO] [stderr] Compiling tokio-util v0.2.0 [INFO] [stderr] Compiling tower-timeout v0.3.0 [INFO] [stderr] Compiling tower-retry v0.3.0 [INFO] [stderr] Compiling tower-load v0.3.0 [INFO] [stderr] Compiling tower-limit v0.3.0 [INFO] [stderr] Compiling tower-buffer v0.3.0 [INFO] [stderr] Compiling tower-make v0.3.0 [INFO] [stderr] Compiling prost-types v0.6.1 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Compiling tonic-build v0.1.1 [INFO] [stderr] Compiling h2 v0.2.2 [INFO] [stderr] Compiling tower-ready-cache v0.3.1 [INFO] [stderr] Compiling tower-util v0.3.0 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling tower-balance v0.3.0 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling tower v0.3.1 [INFO] [stderr] Compiling buildkit-proto v0.2.0 [INFO] [stderr] Compiling hyper v0.13.3 [INFO] [stderr] Compiling serde_json v1.0.48 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling tonic v0.1.1 [INFO] [stderr] Compiling buildkit-llb v0.2.0 [INFO] [stderr] Compiling buildkit-frontend v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 12s [INFO] running `Command { std: "docker" "inspect" "490cbf43400a68fd52f6da5d3fa8ab4c22e0063ea6b072624e278eb336b52ef9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "490cbf43400a68fd52f6da5d3fa8ab4c22e0063ea6b072624e278eb336b52ef9", kill_on_drop: false }` [INFO] [stdout] 490cbf43400a68fd52f6da5d3fa8ab4c22e0063ea6b072624e278eb336b52ef9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dfdfe495b8a953e5e29e51971548f530fc990dfc7d5c66c0ba0e2452896b798b [INFO] running `Command { std: "docker" "start" "-a" "dfdfe495b8a953e5e29e51971548f530fc990dfc7d5c66c0ba0e2452896b798b", kill_on_drop: false }` [INFO] [stderr] Compiling smallvec v1.2.0 [INFO] [stderr] Compiling pretty_assertions v0.6.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling unicode-normalization v0.1.12 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling buildkit-frontend v0.3.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 26.42s [INFO] running `Command { std: "docker" "inspect" "dfdfe495b8a953e5e29e51971548f530fc990dfc7d5c66c0ba0e2452896b798b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfdfe495b8a953e5e29e51971548f530fc990dfc7d5c66c0ba0e2452896b798b", kill_on_drop: false }` [INFO] [stdout] dfdfe495b8a953e5e29e51971548f530fc990dfc7d5c66c0ba0e2452896b798b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aca2ac56cf69ed9e0d93788ef6c6f7d8200b307e867905d83eb1d7e92789bf51 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "aca2ac56cf69ed9e0d93788ef6c6f7d8200b307e867905d83eb1d7e92789bf51", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/buildkit_frontend-4c994fbc501f4443) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test oci::serialization ... ok [INFO] [stdout] test options::default::tests::options_parsing ... ok [INFO] [stdout] test options::tests::empty_cache ... ok [INFO] [stdout] test options::tests::env_variable_names ... ok [INFO] [stdout] test oci::min_serialization ... ok [INFO] [stdout] test options::default::tests::iter_method ... ok [INFO] [stdout] test options::default::tests::has_method ... ok [INFO] [stdout] test options::default::tests::has_value_method ... ok [INFO] [stdout] test options::tests::custom_options ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests buildkit-frontend [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "aca2ac56cf69ed9e0d93788ef6c6f7d8200b307e867905d83eb1d7e92789bf51", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aca2ac56cf69ed9e0d93788ef6c6f7d8200b307e867905d83eb1d7e92789bf51", kill_on_drop: false }` [INFO] [stdout] aca2ac56cf69ed9e0d93788ef6c6f7d8200b307e867905d83eb1d7e92789bf51