[INFO] crate gitclass 0.8.0 is already in cache [INFO] extracting crate gitclass 0.8.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/gitclass/0.8.0 [INFO] extracting crate gitclass 0.8.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gitclass/0.8.0 [INFO] validating manifest of gitclass-0.8.0 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 gitclass-0.8.0 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 gitclass-0.8.0 [INFO] finished frobbing gitclass-0.8.0 [INFO] frobbed toml for gitclass-0.8.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gitclass/0.8.0/Cargo.toml [INFO] started frobbing gitclass-0.8.0 [INFO] finished frobbing gitclass-0.8.0 [INFO] frobbed toml for gitclass-0.8.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gitclass/0.8.0/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 gitclass-0.8.0 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-0/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/gitclass/0.8.0:/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] cc61d88c64e5277d4713695fdcb6943d4d43cd03869c0cee3594c96509f30ed7 [INFO] running `"docker" "start" "-a" "cc61d88c64e5277d4713695fdcb6943d4d43cd03869c0cee3594c96509f30ed7"` [INFO] [stderr] Compiling git2 v0.7.5 [INFO] [stderr] Compiling gitclass v0.8.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/lib.rs:182:13 [INFO] [stderr] | [INFO] [stderr] 182 | Err(e) => panic!("Couldn't open 'master' branch") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest_obj` [INFO] [stderr] --> src/lib.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let latest_obj = repo.revparse_single("HEAD").ok(); [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_latest_obj` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/lib.rs:198:13 [INFO] [stderr] | [INFO] [stderr] 198 | Err(e) => panic!("Couldn't find the remote ref") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | set_current_dir(name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | / repo.reset(&remote_obj, [INFO] [stderr] 202 | | git2::ResetType::Hard, [INFO] [stderr] 203 | | Some(git2::build::CheckoutBuilder::new() [INFO] [stderr] 204 | | .force() [INFO] [stderr] 205 | | .remove_untracked(true) [INFO] [stderr] 206 | | )); [INFO] [stderr] | |_______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused variable: `init_m` [INFO] [stderr] --> src/main.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | if let Some(init_m) = matches.subcommand_matches("init") { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_init_m` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add_m` [INFO] [stderr] --> src/main.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | if let Some(add_m) = matches.subcommand_matches("add") { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_add_m` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `up_m` [INFO] [stderr] --> src/main.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | if let Some(up_m) = matches.subcommand_matches("update") { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_up_m` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.97s [INFO] running `"docker" "inspect" "cc61d88c64e5277d4713695fdcb6943d4d43cd03869c0cee3594c96509f30ed7"` [INFO] running `"docker" "rm" "-f" "cc61d88c64e5277d4713695fdcb6943d4d43cd03869c0cee3594c96509f30ed7"` [INFO] [stdout] cc61d88c64e5277d4713695fdcb6943d4d43cd03869c0cee3594c96509f30ed7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/gitclass/0.8.0:/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] 2a14cf6f924356a0703710915bbdd9e728010f8a5f6a7768a9743d26780afdab [INFO] running `"docker" "start" "-a" "2a14cf6f924356a0703710915bbdd9e728010f8a5f6a7768a9743d26780afdab"` [INFO] [stderr] Compiling gitclass v0.8.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/lib.rs:182:13 [INFO] [stderr] | [INFO] [stderr] 182 | Err(e) => panic!("Couldn't open 'master' branch") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `latest_obj` [INFO] [stderr] --> src/lib.rs:195:9 [INFO] [stderr] | [INFO] [stderr] 195 | let latest_obj = repo.revparse_single("HEAD").ok(); [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_latest_obj` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/lib.rs:198:13 [INFO] [stderr] | [INFO] [stderr] 198 | Err(e) => panic!("Couldn't find the remote ref") [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `init_m` [INFO] [stderr] --> src/main.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | if let Some(init_m) = matches.subcommand_matches("init") { [INFO] [stderr] | ^^^^^^ help: consider prefixing with an underscore: `_init_m` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `add_m` [INFO] [stderr] --> src/main.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | if let Some(add_m) = matches.subcommand_matches("add") { [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_add_m` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `up_m` [INFO] [stderr] --> src/main.rs:28:17 [INFO] [stderr] | [INFO] [stderr] 28 | if let Some(up_m) = matches.subcommand_matches("update") { [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_up_m` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | set_current_dir(name); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/lib.rs:201:5 [INFO] [stderr] | [INFO] [stderr] 201 | / repo.reset(&remote_obj, [INFO] [stderr] 202 | | git2::ResetType::Hard, [INFO] [stderr] 203 | | Some(git2::build::CheckoutBuilder::new() [INFO] [stderr] 204 | | .force() [INFO] [stderr] 205 | | .remove_untracked(true) [INFO] [stderr] 206 | | )); [INFO] [stderr] | |_______^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "2a14cf6f924356a0703710915bbdd9e728010f8a5f6a7768a9743d26780afdab"` [INFO] running `"docker" "rm" "-f" "2a14cf6f924356a0703710915bbdd9e728010f8a5f6a7768a9743d26780afdab"` [INFO] [stdout] 2a14cf6f924356a0703710915bbdd9e728010f8a5f6a7768a9743d26780afdab [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/gitclass/0.8.0:/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] 5aab668b4bbce0d765d4710b7a20151358ed81ed5f8ea564360271ac65d27a8f [INFO] running `"docker" "start" "-a" "5aab668b4bbce0d765d4710b7a20151358ed81ed5f8ea564360271ac65d27a8f"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/gitclass-f88fa93f9fbad0d2 [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] [stderr] Running /opt/crater/target/debug/deps/gitclass-5b26022f3faf2dda [INFO] [stderr] Doc-tests gitclass [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] [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" "5aab668b4bbce0d765d4710b7a20151358ed81ed5f8ea564360271ac65d27a8f"` [INFO] running `"docker" "rm" "-f" "5aab668b4bbce0d765d4710b7a20151358ed81ed5f8ea564360271ac65d27a8f"` [INFO] [stdout] 5aab668b4bbce0d765d4710b7a20151358ed81ed5f8ea564360271ac65d27a8f