[INFO] updating cached repository https://github.com/TotalKrill/fdupe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9b52dc6d388f37e088bf7834d39134c4a82dcbe8
[INFO] checking TotalKrill/fdupe against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTotalKrill%2Ffdupe" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] [stderr] Checking out files:  74% (23/31)   
Checking out files:  77% (24/31)   
Checking out files:  80% (25/31)   
Checking out files:  83% (26/31)   
Checking out files:  87% (27/31)   
Checking out files:  90% (28/31)   
Checking out files:  93% (29/31)   
Checking out files:  96% (30/31)   
Checking out files: 100% (31/31)   
Checking out files: 100% (31/31), done.
[INFO] validating manifest of git repo https://github.com/TotalKrill/fdupe on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TotalKrill/fdupe
[INFO] finished tweaking git repo https://github.com/TotalKrill/fdupe
[INFO] tweaked toml for git repo https://github.com/TotalKrill/fdupe written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/TotalKrill/fdupe already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-0/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6e171d6bb58bf298bfd8c25c71273c258b4cf70ecf8e839de7b43432e9a735d
[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" "d6e171d6bb58bf298bfd8c25c71273c258b4cf70ecf8e839de7b43432e9a735d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6e171d6bb58bf298bfd8c25c71273c258b4cf70ecf8e839de7b43432e9a735d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e171d6bb58bf298bfd8c25c71273c258b4cf70ecf8e839de7b43432e9a735d", kill_on_drop: false }`
[INFO] [stdout] d6e171d6bb58bf298bfd8c25c71273c258b4cf70ecf8e839de7b43432e9a735d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--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] cabde106146124ba663e0d7a7ee8f667b8ece51e3bfadff8399091e719c42a9f
[INFO] running `Command { std: "docker" "start" "-a" "cabde106146124ba663e0d7a7ee8f667b8ece51e3bfadff8399091e719c42a9f", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking file v1.1.2
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking pretty-bytes v0.2.2
[INFO] [stderr]     Checking filedupes v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `find_dupes_of_original_limit`
[INFO] [stdout]    --> src/lib.rs:121:8
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn find_dupes_of_original_limit() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "cabde106146124ba663e0d7a7ee8f667b8ece51e3bfadff8399091e719c42a9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cabde106146124ba663e0d7a7ee8f667b8ece51e3bfadff8399091e719c42a9f", kill_on_drop: false }`
[INFO] [stdout] cabde106146124ba663e0d7a7ee8f667b8ece51e3bfadff8399091e719c42a9f