[INFO] crate cargo-osha 0.1.1 is already in cache [INFO] extracting crate cargo-osha 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-osha/0.1.1 [INFO] extracting crate cargo-osha 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-osha/0.1.1 [INFO] validating manifest of cargo-osha-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 cargo-osha-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 cargo-osha-0.1.1 [INFO] finished frobbing cargo-osha-0.1.1 [INFO] frobbed toml for cargo-osha-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/cargo-osha/0.1.1/Cargo.toml [INFO] started frobbing cargo-osha-0.1.1 [INFO] finished frobbing cargo-osha-0.1.1 [INFO] frobbed toml for cargo-osha-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/cargo-osha/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] 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 cargo-osha-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/cargo-osha/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] 580d26988bc4d5b5d72bd3d4cc1e1d2d9cc4ab91b20389fc060b17c8fdc63e4b [INFO] running `"docker" "start" "-a" "580d26988bc4d5b5d72bd3d4cc1e1d2d9cc4ab91b20389fc060b17c8fdc63e4b"` [INFO] [stderr] Compiling syn v0.12.15 [INFO] [stderr] Compiling cargo-osha v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let a = 10; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe fn foo() { [INFO] [stderr] | --------------- because it's nested under this `unsafe` fn [INFO] [stderr] 12 | unsafe { [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/main.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe fn foo() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.84s [INFO] running `"docker" "inspect" "580d26988bc4d5b5d72bd3d4cc1e1d2d9cc4ab91b20389fc060b17c8fdc63e4b"` [INFO] running `"docker" "rm" "-f" "580d26988bc4d5b5d72bd3d4cc1e1d2d9cc4ab91b20389fc060b17c8fdc63e4b"` [INFO] [stdout] 580d26988bc4d5b5d72bd3d4cc1e1d2d9cc4ab91b20389fc060b17c8fdc63e4b [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/cargo-osha/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] bf2d0fac1a21ffa50cdbf154801b4c2559b3658f97b5248c72fbad8212475c57 [INFO] running `"docker" "start" "-a" "bf2d0fac1a21ffa50cdbf154801b4c2559b3658f97b5248c72fbad8212475c57"` [INFO] [stderr] Compiling cargo-osha v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/main.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | let a = 10; [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/main.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe fn foo() { [INFO] [stderr] | --------------- because it's nested under this `unsafe` fn [INFO] [stderr] 12 | unsafe { [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/main.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | unsafe fn foo() { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `"docker" "inspect" "bf2d0fac1a21ffa50cdbf154801b4c2559b3658f97b5248c72fbad8212475c57"` [INFO] running `"docker" "rm" "-f" "bf2d0fac1a21ffa50cdbf154801b4c2559b3658f97b5248c72fbad8212475c57"` [INFO] [stdout] bf2d0fac1a21ffa50cdbf154801b4c2559b3658f97b5248c72fbad8212475c57 [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/cargo-osha/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] 2dd76100a82d2cce1ff28ea571725b61a783ca7c4102580b1be8bb2ddc01d366 [INFO] running `"docker" "start" "-a" "2dd76100a82d2cce1ff28ea571725b61a783ca7c4102580b1be8bb2ddc01d366"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/cargo_osha-e3a783263bd6c924 [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" "2dd76100a82d2cce1ff28ea571725b61a783ca7c4102580b1be8bb2ddc01d366"` [INFO] running `"docker" "rm" "-f" "2dd76100a82d2cce1ff28ea571725b61a783ca7c4102580b1be8bb2ddc01d366"` [INFO] [stdout] 2dd76100a82d2cce1ff28ea571725b61a783ca7c4102580b1be8bb2ddc01d366