[INFO] cloning repository https://github.com/heroku-buildpacks/cache_diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heroku-buildpacks/cache_diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheroku-buildpacks%2Fcache_diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheroku-buildpacks%2Fcache_diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34fbd3b772866c5aeaeb06f70500b5cd2e4e6713
[INFO] testing heroku-buildpacks/cache_diff against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheroku-buildpacks%2Fcache_diff" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/heroku-buildpacks/cache_diff
[INFO] finished tweaking git repo https://github.com/heroku-buildpacks/cache_diff
[INFO] tweaked toml for git repo https://github.com/heroku-buildpacks/cache_diff written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/heroku-buildpacks/cache_diff on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/heroku-buildpacks/cache_diff 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded yansi v1.0.1
[INFO] [stderr]   Downloaded strum v0.28.0
[INFO] [stderr]   Downloaded target-triple v1.0.0
[INFO] [stderr]   Downloaded fun_run v0.6.0
[INFO] [stderr]   Downloaded pretty_assertions v1.4.1
[INFO] [stderr]   Downloaded strum_macros v0.28.0
[INFO] [stderr]   Downloaded toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]   Downloaded trybuild v1.0.116
[INFO] [stderr]   Downloaded toml v1.1.1+spec-1.1.0
[INFO] [stderr]   Downloaded toml_parser v1.1.1+spec-1.1.0
[INFO] [stderr]   Downloaded diff v0.1.13
[INFO] [stderr]   Downloaded bullet_stream v0.11.0
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8
[INFO] running `Command { std: "docker" "start" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]    Compiling strum v0.28.0
[INFO] [stderr]    Compiling cache_diff_derive v1.1.0 (/opt/rustwide/workdir/cache_diff_derive)
[INFO] [stderr]    Compiling cache_diff v1.1.0 (/opt/rustwide/workdir/cache_diff)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 10.68s
[INFO] running `Command { std: "docker" "inspect" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling winnow v1.0.1
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]    Compiling toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling glob v0.3.1
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling toml_parser v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling cache_diff_derive v1.1.0 (/opt/rustwide/workdir/cache_diff_derive)
[INFO] [stderr]    Compiling toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_spanned v1.1.1
[INFO] [stderr]    Compiling toml v1.1.1+spec-1.1.0
[INFO] [stderr]    Compiling trybuild v1.0.116
[INFO] [stderr]    Compiling cache_diff v1.1.0 (/opt/rustwide/workdir/cache_diff)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 42.25s
[INFO] running `Command { std: "docker" "inspect" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.14s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/cache_diff-9041d80613b9f39a)
[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] [stderr]      Running tests/compliation_tests.rs (/opt/rustwide/target/release/deps/compliation_tests-4d208294a3dfdcbd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling strum_macros v0.28.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling strum v0.28.0
[INFO] [stderr]    Compiling cache_diff_derive v1.1.0 (/opt/rustwide/workdir/cache_diff_derive)
[INFO] [stderr]    Compiling cache_diff v1.1.0 (/opt/rustwide/workdir/cache_diff)
[INFO] [stderr]    Compiling cache_diff-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/cache_diff)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.18s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/pass/custom_with_serde_attribute.rs ... ok
[INFO] [stderr] test tests/pass/struct_with_generics.rs ... ok
[INFO] [stdout] test should_compile ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]     Checking serde_core v1.0.228
[INFO] [stderr]     Checking cache_diff v1.1.0 (/opt/rustwide/workdir/cache_diff)
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking cache_diff-tests v0.0.0 (/opt/rustwide/target/tests/trybuild/cache_diff)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.90s
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr] test tests/fails/accidental_custom_field.rs ... ok
[INFO] [stderr] test tests/fails/generic_missing_bounds.rs ... ok
[INFO] [stderr] test tests/fails/missing_custom.rs ... ok
[INFO] [stderr] test tests/fails/missing_display.rs ... ok
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stdout] test should_not_compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 28.36s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/cache_diff_derive-2bda2a966e5d19e8)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test cache_diff_field::test::test_parse_accidental_custom ... ok
[INFO] [stdout] test cache_diff_container::test::test_custom_all_ignored ... ok
[INFO] [stdout] test cache_diff_field::test::test_ignored_other_attributes ... ok
[INFO] [stdout] test cache_diff_container::test::test_custom_missing_on_container ... ok
[INFO] [stdout] test cache_diff_field::test::test_ignore_with_value ... ok
[INFO] [stdout] test cache_diff_container::test::test_custom_on_container ... ok
[INFO] [stdout] test cache_diff_container::test::test_no_fields ... ok
[INFO] [stdout] test cache_diff_field::test::test_parse_all_display ... ok
[INFO] [stdout] test cache_diff_field::test::test_parse_all_ignore_no_value ... ok
[INFO] [stdout] test cache_diff_field::test::test_parse_all_unknown ... ok
[INFO] [stdout] test cache_diff_field::test::test_parse_all_ignore_custom ... ok
[INFO] [stdout] test cache_diff_field::test::test_parse_all_rename ... ok
[INFO] [stderr]    Doc-tests cache_diff
[INFO] [stdout] test cache_diff_container::test::test_no_custom_on_container ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test cache_diff/src/lib.rs - (line 157) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 131) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 95) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 63) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 186) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 46) ... ok
[INFO] [stdout] test cache_diff/src/lib.rs - (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cache_diff_derive
[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" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8", kill_on_drop: false }`
[INFO] [stdout] f59787b51b1c1e764926947c3a68b0fee04d2fed02aab8e36021f0ce076f40c8