[INFO] cloning repository https://github.com/aldnav/rdr2photobackup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aldnav/rdr2photobackup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldnav%2Frdr2photobackup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldnav%2Frdr2photobackup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d34bd3f1a3a91253622073b91057d764015e0d9
[INFO] checking aldnav/rdr2photobackup against master#f5d3fe273b8b9e7125bf8856d44793b6cc4b6735 for pr-139587-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faldnav%2Frdr2photobackup" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aldnav/rdr2photobackup on toolchain f5d3fe273b8b9e7125bf8856d44793b6cc4b6735
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aldnav/rdr2photobackup
[INFO] finished tweaking git repo https://github.com/aldnav/rdr2photobackup
[INFO] tweaked toml for git repo https://github.com/aldnav/rdr2photobackup written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aldnav/rdr2photobackup already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scc v2.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 036eb2954487832b4546c00b84f81e2a2729e4afc5ef3a0237fb16580a358128
[INFO] running `Command { std: "docker" "start" "-a" "036eb2954487832b4546c00b84f81e2a2729e4afc5ef3a0237fb16580a358128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "036eb2954487832b4546c00b84f81e2a2729e4afc5ef3a0237fb16580a358128", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "036eb2954487832b4546c00b84f81e2a2729e4afc5ef3a0237fb16580a358128", kill_on_drop: false }`
[INFO] [stdout] 036eb2954487832b4546c00b84f81e2a2729e4afc5ef3a0237fb16580a358128
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+f5d3fe273b8b9e7125bf8856d44793b6cc4b6735" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a39928f2668d54b7a0f33c3967a5931da61da5d0764089fae63fd7bf0e3a240e
[INFO] running `Command { std: "docker" "start" "-a" "a39928f2668d54b7a0f33c3967a5931da61da5d0764089fae63fd7bf0e3a240e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking futures-task v0.3.31
[INFO] [stderr]     Checking pin-project-lite v0.2.15
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking sdd v3.0.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking scc v2.2.4
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]    Compiling serial_test_derive v3.1.1
[INFO] [stderr]     Checking serial_test v3.1.1
[INFO] [stderr]     Checking rdr2photobackup v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     backup_and_convert(source_dir, target_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = backup_and_convert(source_dir, target_dir);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     backup_and_convert(source_dir, target_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let _ = backup_and_convert(source_dir, target_dir);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> tests/test_backup.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 |     backup(source_dir, target_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = backup(source_dir, target_dir);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.44s
[INFO] running `Command { std: "docker" "inspect" "a39928f2668d54b7a0f33c3967a5931da61da5d0764089fae63fd7bf0e3a240e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39928f2668d54b7a0f33c3967a5931da61da5d0764089fae63fd7bf0e3a240e", kill_on_drop: false }`
[INFO] [stdout] a39928f2668d54b7a0f33c3967a5931da61da5d0764089fae63fd7bf0e3a240e