[INFO] crate tweak 0.1.1 is already in cache [INFO] extracting crate tweak 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/tweak/0.1.1 [INFO] extracting crate tweak 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tweak/0.1.1 [INFO] validating manifest of tweak-0.1.1 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of tweak-0.1.1 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing tweak-0.1.1 [INFO] removed 1 missing examples [INFO] finished frobbing tweak-0.1.1 [INFO] frobbed toml for tweak-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tweak/0.1.1/Cargo.toml [INFO] started frobbing tweak-0.1.1 [INFO] removed 1 missing examples [INFO] finished frobbing tweak-0.1.1 [INFO] frobbed toml for tweak-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tweak/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing tweak-0.1.1 against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tweak/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 2e0e0463cf938ca7a84476d16dceb5dfbfbb2cf350d27d698a164ea3b4ab83e4 [INFO] running `"docker" "start" "-a" "2e0e0463cf938ca7a84476d16dceb5dfbfbb2cf350d27d698a164ea3b4ab83e4"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/usage.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling tweak v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/case.rs:7:48 [INFO] [stderr] | [INFO] [stderr] 7 | cases: Vec<(Option>, Option>>)>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/case.rs:56:40 [INFO] [stderr] | [INFO] [stderr] 56 | fn push_action(&mut self, act: Box>) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `"docker" "inspect" "2e0e0463cf938ca7a84476d16dceb5dfbfbb2cf350d27d698a164ea3b4ab83e4"` [INFO] running `"docker" "rm" "-f" "2e0e0463cf938ca7a84476d16dceb5dfbfbb2cf350d27d698a164ea3b4ab83e4"` [INFO] [stdout] 2e0e0463cf938ca7a84476d16dceb5dfbfbb2cf350d27d698a164ea3b4ab83e4 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tweak/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] a94f40f2ab3160bc9943ba727b7710a11cd8c8d820072030348ed5d19902ff8c [INFO] running `"docker" "start" "-a" "a94f40f2ab3160bc9943ba727b7710a11cd8c8d820072030348ed5d19902ff8c"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/usage.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Compiling tweak v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/case.rs:7:48 [INFO] [stderr] | [INFO] [stderr] 7 | cases: Vec<(Option>, Option>>)>, [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/case.rs:56:40 [INFO] [stderr] | [INFO] [stderr] 56 | fn push_action(&mut self, act: Box>) { [INFO] [stderr] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn Execute` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.08s [INFO] running `"docker" "inspect" "a94f40f2ab3160bc9943ba727b7710a11cd8c8d820072030348ed5d19902ff8c"` [INFO] running `"docker" "rm" "-f" "a94f40f2ab3160bc9943ba727b7710a11cd8c8d820072030348ed5d19902ff8c"` [INFO] [stdout] a94f40f2ab3160bc9943ba727b7710a11cd8c8d820072030348ed5d19902ff8c [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tweak/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 306f55d2fa75f6f5dd6ebee19c206dc8d1e34a9ce7124601f21fe8b640363c98 [INFO] running `"docker" "start" "-a" "306f55d2fa75f6f5dd6ebee19c206dc8d1e34a9ce7124601f21fe8b640363c98"` [INFO] [stderr] warning: An explicit [[example]] section is specified in Cargo.toml which currently [INFO] [stderr] disables Cargo from automatically inferring other example targets. [INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following [INFO] [stderr] files will be included as a example target: [INFO] [stderr] [INFO] [stderr] * /opt/crater/workdir/examples/usage.rs [INFO] [stderr] [INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be [INFO] [stderr] ready to be compiled as a example target today. You can future-proof yourself [INFO] [stderr] and disable this warning by adding `autoexamples = false` to your [package] [INFO] [stderr] section. You may also move the files to a location where Cargo would not [INFO] [stderr] automatically infer them to be a target, such as in subfolders. [INFO] [stderr] [INFO] [stderr] For more information on this warning you can consult [INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330 [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/tweak-4006f71de5cb0bca [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test case::test::cascade_then_error ... ok [INFO] [stdout] test case::test::cascade_when_error ... ok [INFO] [stdout] test case::test::nested_cases ... ok [INFO] [stdout] test case::test::when_nothing_is_changed ... ok [INFO] [stdout] test case::test::context_mutation ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests tweak [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/case.rs - case::Case::new (line 15) ... ok [INFO] [stdout] test src/lib.rs - (line 16) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "306f55d2fa75f6f5dd6ebee19c206dc8d1e34a9ce7124601f21fe8b640363c98"` [INFO] running `"docker" "rm" "-f" "306f55d2fa75f6f5dd6ebee19c206dc8d1e34a9ce7124601f21fe8b640363c98"` [INFO] [stdout] 306f55d2fa75f6f5dd6ebee19c206dc8d1e34a9ce7124601f21fe8b640363c98