[INFO] cloning repository https://github.com/GyrosOfWar/dupfinder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GyrosOfWar/dupfinder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fdupfinder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fdupfinder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b39e2d19b41b14ee1cabe9e31a71394c3dee1c3
[INFO] testing GyrosOfWar/dupfinder against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGyrosOfWar%2Fdupfinder" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GyrosOfWar/dupfinder on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GyrosOfWar/dupfinder
[INFO] finished tweaking git repo https://github.com/GyrosOfWar/dupfinder
[INFO] tweaked toml for git repo https://github.com/GyrosOfWar/dupfinder written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/GyrosOfWar/dupfinder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossbeam v0.7.1
[INFO] [stderr]   Downloaded structopt v0.2.15
[INFO] [stderr]   Downloaded structopt-derive v0.2.15
[INFO] [stderr]   Downloaded twox-hash v1.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3d2ca33e0560350af75b732bc448e676b616a6cc8088820b843e6e22d1e127c4
[INFO] running `Command { std: "docker" "start" "-a" "3d2ca33e0560350af75b732bc448e676b616a6cc8088820b843e6e22d1e127c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d2ca33e0560350af75b732bc448e676b616a6cc8088820b843e6e22d1e127c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d2ca33e0560350af75b732bc448e676b616a6cc8088820b843e6e22d1e127c4", kill_on_drop: false }`
[INFO] [stdout] 3d2ca33e0560350af75b732bc448e676b616a6cc8088820b843e6e22d1e127c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 41e416409aca306cf9dbcc347e05d08aa20cf5dbc4d93094fbfa1a7de98153b2
[INFO] running `Command { std: "docker" "start" "-a" "41e416409aca306cf9dbcc347e05d08aa20cf5dbc4d93094fbfa1a7de98153b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling num-derive v0.2.4
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling safe-transmute v0.10.1
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling rand_jitter v0.1.3
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.14.0
[INFO] [stderr]    Compiling crossbeam v0.7.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling twox-hash v1.1.2
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling structopt v0.2.15
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.0
[INFO] [stderr]    Compiling img_hash v2.1.0 (https://github.com/GyrosOfWar/img_hash#1ff682b4)
[INFO] [stderr]    Compiling dupfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |             files.push(r#try!(f).path().into());
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let files = r#try!(fs::read_dir(folder));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let files = r#try!(collect_files(folder, self.config.recursive));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
[INFO] running `Command { std: "docker" "inspect" "41e416409aca306cf9dbcc347e05d08aa20cf5dbc4d93094fbfa1a7de98153b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41e416409aca306cf9dbcc347e05d08aa20cf5dbc4d93094fbfa1a7de98153b2", kill_on_drop: false }`
[INFO] [stdout] 41e416409aca306cf9dbcc347e05d08aa20cf5dbc4d93094fbfa1a7de98153b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3a5b33f47eb9cd6a2270cc8fedef57708c71864e873bc0f54d0c28d1133031aa
[INFO] running `Command { std: "docker" "start" "-a" "3a5b33f47eb9cd6a2270cc8fedef57708c71864e873bc0f54d0c28d1133031aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling dupfinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:81:24
[INFO] [stdout]    |
[INFO] [stdout] 81 |             files.push(r#try!(f).path().into());
[INFO] [stdout]    |                        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let files = r#try!(fs::read_dir(folder));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/dupfinder.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |         let files = r#try!(collect_files(folder, self.config.recursive));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "3a5b33f47eb9cd6a2270cc8fedef57708c71864e873bc0f54d0c28d1133031aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5b33f47eb9cd6a2270cc8fedef57708c71864e873bc0f54d0c28d1133031aa", kill_on_drop: false }`
[INFO] [stdout] 3a5b33f47eb9cd6a2270cc8fedef57708c71864e873bc0f54d0c28d1133031aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7908a2dded05e48841de686bd5fe9d256dfd80c309aa0e90dd870faaed0cdfc7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7908a2dded05e48841de686bd5fe9d256dfd80c309aa0e90dd870faaed0cdfc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/dupfinder.rs:81:24
[INFO] [stderr]    |
[INFO] [stderr] 81 |             files.push(r#try!(f).path().into());
[INFO] [stderr]    |                        ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/dupfinder.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let files = r#try!(fs::read_dir(folder));
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stderr]   --> src/dupfinder.rs:98:21
[INFO] [stderr]    |
[INFO] [stderr] 98 |         let files = r#try!(collect_files(folder, self.config.recursive));
[INFO] [stderr]    |                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dupfinder` (bin "dupfinder" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dupfinder-6bad601ce7d1c93d)
[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" "7908a2dded05e48841de686bd5fe9d256dfd80c309aa0e90dd870faaed0cdfc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7908a2dded05e48841de686bd5fe9d256dfd80c309aa0e90dd870faaed0cdfc7", kill_on_drop: false }`
[INFO] [stdout] 7908a2dded05e48841de686bd5fe9d256dfd80c309aa0e90dd870faaed0cdfc7