[INFO] cloning repository icasdri/ren
[INFO] running `"git" "clone" "--bare" "git://github.com/icasdri/ren.git" "work/cache/sources/gh/icasdri/ren"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/icasdri/ren'...
[INFO] running `"git" "clone" "work/cache/sources/gh/icasdri/ren" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/icasdri/ren" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/icasdri/ren"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/icasdri/ren'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0a61c18a455411552651bac11842b8883ea544c4
[INFO] sha for GitHub repo icasdri/ren: 0a61c18a455411552651bac11842b8883ea544c4
[INFO] validating manifest of icasdri/ren on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of icasdri/ren on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing icasdri/ren
[INFO] finished frobbing icasdri/ren
[INFO] frobbed toml for icasdri/ren written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren/Cargo.toml
[INFO] started frobbing icasdri/ren
[INFO] finished frobbing icasdri/ren
[INFO] frobbed toml for icasdri/ren written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/icasdri/ren/Cargo.toml
[INFO] crate icasdri/ren already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren/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[INFO] the lockfile is outdated, regenerating it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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing icasdri/ren against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] fb235043dea4d07d66bea872159a3124a3313deb030477b134ca387efd01d39b
[INFO] running `"docker" "start" "-a" "fb235043dea4d07d66bea872159a3124a3313deb030477b134ca387efd01d39b"`
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling ren v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `renamer::Renamer`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use renamer::Renamer;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `source_pattern`
[INFO] [stderr]   --> src/renamer.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_source_pattern`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target_pattern`
[INFO] [stderr]   --> src/renamer.rs:12:36
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_target_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delim`
[INFO] [stderr]   --> src/renamer.rs:12:60
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |                                                            ^^^^^ help: consider prefixing with an underscore: `_delim`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/renamer.rs:45:38
[INFO] [stderr]    |
[INFO] [stderr] 45 |                            .map_err(|e| PatternErr { message: "failed to compile grouped regex".to_owned() }));
[INFO] [stderr]    |                                      ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/renamer.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |                        .map_err(|e| PatternErr { message: "failed to compile regex set".to_owned() }));
[INFO] [stderr]    |                                  ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Renamer`
[INFO] [stderr]  --> src/renamer.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Renamer {
[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/renamer.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SourcePattern`
[INFO] [stderr]   --> src/renamer.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct SourcePattern {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PatternErr`
[INFO] [stderr]   --> src/renamer.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct PatternErr {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/renamer.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn new(source_pattern: String, delim: char) -> Result<SourcePattern, PatternErr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `decompose_source`
[INFO] [stderr]   --> src/renamer.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn decompose_source(source_pattern: String, delim: char) -> Result<(String, Vec<String>, String), String> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `"docker" "inspect" "fb235043dea4d07d66bea872159a3124a3313deb030477b134ca387efd01d39b"`
[INFO] running `"docker" "rm" "-f" "fb235043dea4d07d66bea872159a3124a3313deb030477b134ca387efd01d39b"`
[INFO] [stdout] fb235043dea4d07d66bea872159a3124a3313deb030477b134ca387efd01d39b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 716557360dc80daf921733470015ac325dba6b4d12df2e9a72a60b46c0ed1a4c
[INFO] running `"docker" "start" "-a" "716557360dc80daf921733470015ac325dba6b4d12df2e9a72a60b46c0ed1a4c"`
[INFO] [stderr]    Compiling ren v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `decompose_source`
[INFO] [stderr]   --> src/renamer.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |     use super::{decompose_source};
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `renamer::Renamer`
[INFO] [stderr]   --> src/main.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use renamer::Renamer;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `source_pattern`
[INFO] [stderr]   --> src/renamer.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_source_pattern`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target_pattern`
[INFO] [stderr]   --> src/renamer.rs:12:36
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_target_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `delim`
[INFO] [stderr]   --> src/renamer.rs:12:60
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |                                                            ^^^^^ help: consider prefixing with an underscore: `_delim`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/renamer.rs:45:38
[INFO] [stderr]    |
[INFO] [stderr] 45 |                            .map_err(|e| PatternErr { message: "failed to compile grouped regex".to_owned() }));
[INFO] [stderr]    |                                      ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/renamer.rs:47:34
[INFO] [stderr]    |
[INFO] [stderr] 47 |                        .map_err(|e| PatternErr { message: "failed to compile regex set".to_owned() }));
[INFO] [stderr]    |                                  ^ help: consider prefixing with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Renamer`
[INFO] [stderr]  --> src/renamer.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct Renamer {
[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/renamer.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn new(source_pattern: String, target_pattern: String, delim: char) -> Renamer {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `SourcePattern`
[INFO] [stderr]   --> src/renamer.rs:25:1
[INFO] [stderr]    |
[INFO] [stderr] 25 | struct SourcePattern {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `PatternErr`
[INFO] [stderr]   --> src/renamer.rs:30:1
[INFO] [stderr]    |
[INFO] [stderr] 30 | struct PatternErr {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/renamer.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     fn new(source_pattern: String, delim: char) -> Result<SourcePattern, PatternErr> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "716557360dc80daf921733470015ac325dba6b4d12df2e9a72a60b46c0ed1a4c"`
[INFO] running `"docker" "rm" "-f" "716557360dc80daf921733470015ac325dba6b4d12df2e9a72a60b46c0ed1a4c"`
[INFO] [stdout] 716557360dc80daf921733470015ac325dba6b4d12df2e9a72a60b46c0ed1a4c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-1/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/icasdri/ren:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] 9198d8d27c61a0145206709e1ed0cff9091dd2086e0d4b211e87cca21bf0556e
[INFO] running `"docker" "start" "-a" "9198d8d27c61a0145206709e1ed0cff9091dd2086e0d4b211e87cca21bf0556e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ren-ecda15a5cb6a0efa
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test renamer::test_decompose::ds04 ... ok
[INFO] [stdout] test renamer::test_decompose::ds05 ... ok
[INFO] [stdout] test renamer::test_decompose::ds03 ... ok
[INFO] [stdout] test renamer::test_decompose::ds01 ... ok
[INFO] [stdout] test renamer::test_decompose::ds10 ... ok
[INFO] [stdout] test renamer::test_decompose::ds09 ... ok
[INFO] [stdout] test renamer::test_decompose::ds11 ... ok
[INFO] [stdout] test renamer::test_decompose::ds_different_delim ... ok
[INFO] [stdout] test renamer::test_decompose::ds08 ... ok
[INFO] [stdout] test renamer::test_decompose::ds02 ... ok
[INFO] [stdout] test renamer::test_decompose::ds06 ... ok
[INFO] [stdout] test renamer::test_decompose::ds07 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9198d8d27c61a0145206709e1ed0cff9091dd2086e0d4b211e87cca21bf0556e"`
[INFO] running `"docker" "rm" "-f" "9198d8d27c61a0145206709e1ed0cff9091dd2086e0d4b211e87cca21bf0556e"`
[INFO] [stdout] 9198d8d27c61a0145206709e1ed0cff9091dd2086e0d4b211e87cca21bf0556e