[INFO] cloning repository https://github.com/warlord500/backup-program-hashing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/warlord500/backup-program-hashing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarlord500%2Fbackup-program-hashing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarlord500%2Fbackup-program-hashing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff6f611bc86e9423ff7961f2af0408463d69fb76
[INFO] testing warlord500/backup-program-hashing against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwarlord500%2Fbackup-program-hashing" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/warlord500/backup-program-hashing on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/warlord500/backup-program-hashing
[INFO] finished tweaking git repo https://github.com/warlord500/backup-program-hashing
[INFO] tweaked toml for git repo https://github.com/warlord500/backup-program-hashing written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/warlord500/backup-program-hashing already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.48
[INFO] [stderr]   Downloaded syn v0.15.40
[INFO] [stderr]   Downloaded lapp v0.4.0
[INFO] [stderr]   Downloaded web-sys v0.3.25
[INFO] [stderr]   Downloaded ring v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e018e9faecba7c121fabaee2054ad5cca064912d5bf105cc29214c56947673b9
[INFO] running `Command { std: "docker" "start" "-a" "e018e9faecba7c121fabaee2054ad5cca064912d5bf105cc29214c56947673b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e018e9faecba7c121fabaee2054ad5cca064912d5bf105cc29214c56947673b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e018e9faecba7c121fabaee2054ad5cca064912d5bf105cc29214c56947673b9", kill_on_drop: false }`
[INFO] [stdout] e018e9faecba7c121fabaee2054ad5cca064912d5bf105cc29214c56947673b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] deadfef5d88b24a3903ae130fe5d736ad86be0bd2a316c3d45ee63c201fb2719
[INFO] running `Command { std: "docker" "start" "-a" "deadfef5d88b24a3903ae130fe5d736ad86be0bd2a316c3d45ee63c201fb2719", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling spin v0.5.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling lapp v0.4.0
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling ring v0.16.0
[INFO] [stderr]    Compiling incremental_backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dest_cache`
[INFO] [stdout]   --> src/main.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     dest_cache  : &HashMap<String,String>, 
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_cache`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one_way`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let one_way = args.get_bool("one_way");
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_way`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `shouldRecurse` should have a snake case name
[INFO] [stdout]   --> src/main.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |                   shouldRecurse  : bool) -> Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ help: convert the identifier to snake case: `should_recurse`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.92s
[INFO] running `Command { std: "docker" "inspect" "deadfef5d88b24a3903ae130fe5d736ad86be0bd2a316c3d45ee63c201fb2719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deadfef5d88b24a3903ae130fe5d736ad86be0bd2a316c3d45ee63c201fb2719", kill_on_drop: false }`
[INFO] [stdout] deadfef5d88b24a3903ae130fe5d736ad86be0bd2a316c3d45ee63c201fb2719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 110ccf2c5ac4cf3b67029e66a19aa9bcf315e3fcb43c3b4ee7f045e622d83ce9
[INFO] running `Command { std: "docker" "start" "-a" "110ccf2c5ac4cf3b67029e66a19aa9bcf315e3fcb43c3b4ee7f045e622d83ce9", kill_on_drop: false }`
[INFO] [stderr]    Compiling incremental_backup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `dest_cache`
[INFO] [stdout]   --> src/main.rs:76:6
[INFO] [stdout]    |
[INFO] [stdout] 76 |                     dest_cache  : &HashMap<String,String>, 
[INFO] [stdout]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_cache`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `one_way`
[INFO] [stdout]    --> src/main.rs:109:6
[INFO] [stdout]     |
[INFO] [stdout] 109 |     let one_way = args.get_bool("one_way");
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_way`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `shouldRecurse` should have a snake case name
[INFO] [stdout]   --> src/main.rs:46:10
[INFO] [stdout]    |
[INFO] [stdout] 46 |                   shouldRecurse  : bool) -> Result<()> {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ help: convert the identifier to snake case: `should_recurse`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "110ccf2c5ac4cf3b67029e66a19aa9bcf315e3fcb43c3b4ee7f045e622d83ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110ccf2c5ac4cf3b67029e66a19aa9bcf315e3fcb43c3b4ee7f045e622d83ce9", kill_on_drop: false }`
[INFO] [stdout] 110ccf2c5ac4cf3b67029e66a19aa9bcf315e3fcb43c3b4ee7f045e622d83ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2546688a44bd463a39e98fc575370ace586dcceb10fa5ede9c82d616cc48c5cb
[INFO] running `Command { std: "docker" "start" "-a" "2546688a44bd463a39e98fc575370ace586dcceb10fa5ede9c82d616cc48c5cb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `dest_cache`
[INFO] [stderr]   --> src/main.rs:76:6
[INFO] [stderr]    |
[INFO] [stderr] 76 |                     dest_cache  : &HashMap<String,String>, 
[INFO] [stderr]    |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_dest_cache`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `one_way`
[INFO] [stderr]    --> src/main.rs:109:6
[INFO] [stderr]     |
[INFO] [stderr] 109 |     let one_way = args.get_bool("one_way");
[INFO] [stderr]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_one_way`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `shouldRecurse` should have a snake case name
[INFO] [stderr]   --> src/main.rs:46:10
[INFO] [stderr]    |
[INFO] [stderr] 46 |                   shouldRecurse  : bool) -> Result<()> {
[INFO] [stderr]    |                   ^^^^^^^^^^^^^ help: convert the identifier to snake case: `should_recurse`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `incremental_backup` (bin "incremental_backup" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/incremental_backup-6cd50e5289cb8066)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2546688a44bd463a39e98fc575370ace586dcceb10fa5ede9c82d616cc48c5cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2546688a44bd463a39e98fc575370ace586dcceb10fa5ede9c82d616cc48c5cb", kill_on_drop: false }`
[INFO] [stdout] 2546688a44bd463a39e98fc575370ace586dcceb10fa5ede9c82d616cc48c5cb