[INFO] updating cached repository corentin-R/ReadMD [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/corentin-R/ReadMD [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/corentin-R/ReadMD" "work/ex/beta-1.38-1/sources/1.37.0/gh/corentin-R/ReadMD"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/corentin-R/ReadMD'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/corentin-R/ReadMD" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corentin-R/ReadMD"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corentin-R/ReadMD'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6cadbba6eb1cca5e918d68c8bd172459cc78d57a [INFO] sha for GitHub repo corentin-R/ReadMD: 6cadbba6eb1cca5e918d68c8bd172459cc78d57a [INFO] validating manifest of corentin-R/ReadMD 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 corentin-R/ReadMD 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 corentin-R/ReadMD [INFO] finished frobbing corentin-R/ReadMD [INFO] frobbed toml for corentin-R/ReadMD written to work/ex/beta-1.38-1/sources/1.37.0/gh/corentin-R/ReadMD/Cargo.toml [INFO] started frobbing corentin-R/ReadMD [INFO] finished frobbing corentin-R/ReadMD [INFO] frobbed toml for corentin-R/ReadMD written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/corentin-R/ReadMD/Cargo.toml [INFO] crate corentin-R/ReadMD 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/corentin-R/ReadMD/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 corentin-R/ReadMD 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/corentin-R/ReadMD:/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] 7db8b47966aae9a731d2e44e1f013687d59ff8751755ed53479e80240562ccf0 [INFO] running `"docker" "start" "-a" "7db8b47966aae9a731d2e44e1f013687d59ff8751755ed53479e80240562ccf0"` [INFO] [stderr] Compiling readMD v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `slice` is never read [INFO] [stderr] --> src/main.rs:52:17 [INFO] [stderr] | [INFO] [stderr] 52 | let mut slice = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H1` [INFO] [stderr] --> src/main.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const H1 : i32 = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H2` [INFO] [stderr] --> src/main.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | const H2 : i32 = 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H3` [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | const H3 : i32 = 3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H4` [INFO] [stderr] --> src/main.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | const H4 : i32 = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H5` [INFO] [stderr] --> src/main.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const H5 : i32 = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H6` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | const H6 : i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BOLD` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const BOLD : i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ITALIC` [INFO] [stderr] --> src/main.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | const ITALIC : i32 = 11; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `UNDERLINE` [INFO] [stderr] --> src/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const UNDERLINE : i32 = 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NRM` [INFO] [stderr] --> src/main.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | const NRM : &'static str = "\x1B[0m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `RED` [INFO] [stderr] --> src/main.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | const RED : &'static str = "\x1B[31m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `GRN` [INFO] [stderr] --> src/main.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | const GRN : &'static str = "\x1B[32m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `YEL` [INFO] [stderr] --> src/main.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | const YEL : &'static str = "\x1B[33m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BLU` [INFO] [stderr] --> src/main.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | const BLU : &'static str = "\x1B[34m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `MAG` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | const MAG : &'static str = "\x1B[35m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `CYN` [INFO] [stderr] --> src/main.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | const CYN : &'static str = "\x1B[36m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `WHT` [INFO] [stderr] --> src/main.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | const WHT : &'static str = "\x1B[37m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `B` [INFO] [stderr] --> src/main.rs:36:1 [INFO] [stderr] | [INFO] [stderr] 36 | const B : &'static str = "\033[1m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `readMD` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `read_md` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.17s [INFO] running `"docker" "inspect" "7db8b47966aae9a731d2e44e1f013687d59ff8751755ed53479e80240562ccf0"` [INFO] running `"docker" "rm" "-f" "7db8b47966aae9a731d2e44e1f013687d59ff8751755ed53479e80240562ccf0"` [INFO] [stdout] 7db8b47966aae9a731d2e44e1f013687d59ff8751755ed53479e80240562ccf0 [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/corentin-R/ReadMD:/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] c601836520e0057ce8c3734e09c1edeb4ff7b4e848744aa3a282175c817ebc72 [INFO] running `"docker" "start" "-a" "c601836520e0057ce8c3734e09c1edeb4ff7b4e848744aa3a282175c817ebc72"` [INFO] [stderr] Compiling readMD v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: value assigned to `slice` is never read [INFO] [stderr] --> src/main.rs:52:17 [INFO] [stderr] | [INFO] [stderr] 52 | let mut slice = String::new(); [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_assignments)] on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H1` [INFO] [stderr] --> src/main.rs:15:1 [INFO] [stderr] | [INFO] [stderr] 15 | const H1 : i32 = 1; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H2` [INFO] [stderr] --> src/main.rs:16:1 [INFO] [stderr] | [INFO] [stderr] 16 | const H2 : i32 = 2; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H3` [INFO] [stderr] --> src/main.rs:17:1 [INFO] [stderr] | [INFO] [stderr] 17 | const H3 : i32 = 3; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H4` [INFO] [stderr] --> src/main.rs:18:1 [INFO] [stderr] | [INFO] [stderr] 18 | const H4 : i32 = 4; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H5` [INFO] [stderr] --> src/main.rs:19:1 [INFO] [stderr] | [INFO] [stderr] 19 | const H5 : i32 = 5; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `H6` [INFO] [stderr] --> src/main.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | const H6 : i32 = 6; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BOLD` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const BOLD : i32 = 10; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `ITALIC` [INFO] [stderr] --> src/main.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | const ITALIC : i32 = 11; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `UNDERLINE` [INFO] [stderr] --> src/main.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | const UNDERLINE : i32 = 12; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `NRM` [INFO] [stderr] --> src/main.rs:27:1 [INFO] [stderr] | [INFO] [stderr] 27 | const NRM : &'static str = "\x1B[0m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `RED` [INFO] [stderr] --> src/main.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | const RED : &'static str = "\x1B[31m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `GRN` [INFO] [stderr] --> src/main.rs:29:1 [INFO] [stderr] | [INFO] [stderr] 29 | const GRN : &'static str = "\x1B[32m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `YEL` [INFO] [stderr] --> src/main.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | const YEL : &'static str = "\x1B[33m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BLU` [INFO] [stderr] --> src/main.rs:31:1 [INFO] [stderr] | [INFO] [stderr] 31 | const BLU : &'static str = "\x1B[34m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `MAG` [INFO] [stderr] --> src/main.rs:32:1 [INFO] [stderr] | [INFO] [stderr] 32 | const MAG : &'static str = "\x1B[35m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `CYN` [INFO] [stderr] --> src/main.rs:33:1 [INFO] [stderr] | [INFO] [stderr] 33 | const CYN : &'static str = "\x1B[36m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `WHT` [INFO] [stderr] --> src/main.rs:34:1 [INFO] [stderr] | [INFO] [stderr] 34 | const WHT : &'static str = "\x1B[37m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `B` [INFO] [stderr] --> src/main.rs:36:1 [INFO] [stderr] | [INFO] [stderr] 36 | const B : &'static str = "\033[1m"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate `readMD` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: #[warn(non_snake_case)] on by default [INFO] [stderr] = help: convert the identifier to snake case: `read_md` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `"docker" "inspect" "c601836520e0057ce8c3734e09c1edeb4ff7b4e848744aa3a282175c817ebc72"` [INFO] running `"docker" "rm" "-f" "c601836520e0057ce8c3734e09c1edeb4ff7b4e848744aa3a282175c817ebc72"` [INFO] [stdout] c601836520e0057ce8c3734e09c1edeb4ff7b4e848744aa3a282175c817ebc72 [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/corentin-R/ReadMD:/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] 67a23f17e0f147e8250ac669066ae04dc2a4ea62428e519bfc4822af6099d402 [INFO] running `"docker" "start" "-a" "67a23f17e0f147e8250ac669066ae04dc2a4ea62428e519bfc4822af6099d402"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/readMD-abc1a237e7ecdc34 [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" "67a23f17e0f147e8250ac669066ae04dc2a4ea62428e519bfc4822af6099d402"` [INFO] running `"docker" "rm" "-f" "67a23f17e0f147e8250ac669066ae04dc2a4ea62428e519bfc4822af6099d402"` [INFO] [stdout] 67a23f17e0f147e8250ac669066ae04dc2a4ea62428e519bfc4822af6099d402