[INFO] updating cached repository fredlahde/kermit [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/fredlahde/kermit [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/fredlahde/kermit" "work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/fredlahde/kermit" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fredlahde/kermit"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fredlahde/kermit'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 520044f50fa25a2e5444d5dbd36fa494dced98af [INFO] sha for GitHub repo fredlahde/kermit: 520044f50fa25a2e5444d5dbd36fa494dced98af [INFO] validating manifest of fredlahde/kermit 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 fredlahde/kermit 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 fredlahde/kermit [INFO] finished frobbing fredlahde/kermit [INFO] frobbed toml for fredlahde/kermit written to work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit/Cargo.toml [INFO] started frobbing fredlahde/kermit [INFO] finished frobbing fredlahde/kermit [INFO] frobbed toml for fredlahde/kermit written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fredlahde/kermit/Cargo.toml [INFO] crate fredlahde/kermit already has a lockfile, it will not be regenerated [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 fredlahde/kermit against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] bfe72a18e180644c2f44c4b4041ede1530a8c3128cc00cdd0ce330486d8d2e0f [INFO] running `"docker" "start" "-a" "bfe72a18e180644c2f44c4b4041ede1530a8c3128cc00cdd0ce330486d8d2e0f"` [INFO] [stderr] Compiling cc v1.0.24 [INFO] [stderr] Compiling serde v1.0.78 [INFO] [stderr] Compiling same-file v1.0.3 [INFO] [stderr] Compiling syn v0.15.3 [INFO] [stderr] Compiling walkdir v2.2.5 [INFO] [stderr] Compiling backtrace-sys v0.1.24 [INFO] [stderr] Compiling backtrace v0.3.9 [INFO] [stderr] Compiling failure v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.78 [INFO] [stderr] Compiling serde_json v1.0.27 [INFO] [stderr] Compiling kermit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let args: Vec = env::args().collect(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ComposeRunner` [INFO] [stderr] --> src/compose_runner.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub struct ComposeRunner {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/compose_scanner.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn new(path: &str) -> ScanResult { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan` [INFO] [stderr] --> src/compose_scanner.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn scan(&self, base_path: &str) -> Result, Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_file` [INFO] [stderr] --> src/compose_scanner.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn to_file(&self, path: &str, out_file: &str) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_compose_directory` [INFO] [stderr] --> src/compose_scanner.rs:65:1 [INFO] [stderr] | [INFO] [stderr] 65 | fn check_compose_directory(path: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.20s [INFO] running `"docker" "inspect" "bfe72a18e180644c2f44c4b4041ede1530a8c3128cc00cdd0ce330486d8d2e0f"` [INFO] running `"docker" "rm" "-f" "bfe72a18e180644c2f44c4b4041ede1530a8c3128cc00cdd0ce330486d8d2e0f"` [INFO] [stdout] bfe72a18e180644c2f44c4b4041ede1530a8c3128cc00cdd0ce330486d8d2e0f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] be1163bc75cf16a0b7ca21b3d2b0d4615698c7a35dc67c7bc547fa9be2cbd50f [INFO] running `"docker" "start" "-a" "be1163bc75cf16a0b7ca21b3d2b0d4615698c7a35dc67c7bc547fa9be2cbd50f"` [INFO] [stderr] Compiling kermit v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `args` [INFO] [stderr] --> src/main.rs:16:9 [INFO] [stderr] | [INFO] [stderr] 16 | let args: Vec = env::args().collect(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_args` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `ComposeRunner` [INFO] [stderr] --> src/compose_runner.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | pub struct ComposeRunner {} [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/compose_scanner.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | fn new(path: &str) -> ScanResult { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `scan` [INFO] [stderr] --> src/compose_scanner.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | pub fn scan(&self, base_path: &str) -> Result, Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `to_file` [INFO] [stderr] --> src/compose_scanner.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | pub fn to_file(&self, path: &str, out_file: &str) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `check_compose_directory` [INFO] [stderr] --> src/compose_scanner.rs:65:1 [INFO] [stderr] | [INFO] [stderr] 65 | fn check_compose_directory(path: &str) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.18s [INFO] running `"docker" "inspect" "be1163bc75cf16a0b7ca21b3d2b0d4615698c7a35dc67c7bc547fa9be2cbd50f"` [INFO] running `"docker" "rm" "-f" "be1163bc75cf16a0b7ca21b3d2b0d4615698c7a35dc67c7bc547fa9be2cbd50f"` [INFO] [stdout] be1163bc75cf16a0b7ca21b3d2b0d4615698c7a35dc67c7bc547fa9be2cbd50f [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/fredlahde/kermit:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 1db6387ccad67bf9d1dcf157cc27cb1b4671d9971dfee4d3da94002b21259c58 [INFO] running `"docker" "start" "-a" "1db6387ccad67bf9d1dcf157cc27cb1b4671d9971dfee4d3da94002b21259c58"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running /opt/crater/target/debug/deps/kermit-ab1b54999540e9c2 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "1db6387ccad67bf9d1dcf157cc27cb1b4671d9971dfee4d3da94002b21259c58"` [INFO] running `"docker" "rm" "-f" "1db6387ccad67bf9d1dcf157cc27cb1b4671d9971dfee4d3da94002b21259c58"` [INFO] [stdout] 1db6387ccad67bf9d1dcf157cc27cb1b4671d9971dfee4d3da94002b21259c58