[INFO] cloning repository https://github.com/EngelEatos/rust_duplicatefinder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EngelEatos/rust_duplicatefinder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngelEatos%2Frust_duplicatefinder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngelEatos%2Frust_duplicatefinder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 457ee7490a1b2e7f797cec6e1e57a932cf9116df
[INFO] checking EngelEatos/rust_duplicatefinder against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEngelEatos%2Frust_duplicatefinder" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EngelEatos/rust_duplicatefinder on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/EngelEatos/rust_duplicatefinder
[INFO] finished tweaking git repo https://github.com/EngelEatos/rust_duplicatefinder
[INFO] tweaked toml for git repo https://github.com/EngelEatos/rust_duplicatefinder written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/EngelEatos/rust_duplicatefinder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--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 generic-array v0.9.0
[INFO] [stderr]   Downloaded byte-tools v0.2.0
[INFO] [stderr]   Downloaded libc v0.2.33
[INFO] [stderr]   Downloaded blake2 v0.7.0
[INFO] [stderr]   Downloaded crypto-mac v0.5.1
[INFO] [stderr]   Downloaded digest v0.7.1
[INFO] [stderr]   Downloaded typenum v1.9.0
[INFO] [stderr]   Downloaded filebuffer v0.2.0
[INFO] [stderr]   Downloaded time v0.1.38
[INFO] [stderr]   Downloaded redox_syscall v0.1.31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5e7597ecf934c3a99451bf563739a5921d2c4597343856c7fe6ccf23ad1e700
[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" "e5e7597ecf934c3a99451bf563739a5921d2c4597343856c7fe6ccf23ad1e700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5e7597ecf934c3a99451bf563739a5921d2c4597343856c7fe6ccf23ad1e700", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5e7597ecf934c3a99451bf563739a5921d2c4597343856c7fe6ccf23ad1e700", kill_on_drop: false }`
[INFO] [stdout] e5e7597ecf934c3a99451bf563739a5921d2c4597343856c7fe6ccf23ad1e700
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc3af6d9d3bc21831a17a31c78dfae77b3ee78da387c0a0869ef138b2a22b0c6
[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" "fc3af6d9d3bc21831a17a31c78dfae77b3ee78da387c0a0869ef138b2a22b0c6", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.9.0
[INFO] [stderr]     Checking libc v0.2.33
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking time v0.1.38
[INFO] [stderr]     Checking filebuffer v0.2.0
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.5.1
[INFO] [stderr]     Checking digest v0.7.1
[INFO] [stderr]     Checking blake2 v0.7.0
[INFO] [stderr]     Checking duplicatefinder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn visit_dirs(dir: &Path, cb: &Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry), dict: &mut HashMap<u64, Vec<PathBuf>>) -> io::Result<()> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:16:32
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn visit_dirs(dir: &Path, cb: &Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry), dict: &mut HashMap<u64, Vec<PathBuf>>) -> io::Result<()> {
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut HashMap<u64, Vec<PathBuf>>, &DirEntry)`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.17s
[INFO] running `Command { std: "docker" "inspect" "fc3af6d9d3bc21831a17a31c78dfae77b3ee78da387c0a0869ef138b2a22b0c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc3af6d9d3bc21831a17a31c78dfae77b3ee78da387c0a0869ef138b2a22b0c6", kill_on_drop: false }`
[INFO] [stdout] fc3af6d9d3bc21831a17a31c78dfae77b3ee78da387c0a0869ef138b2a22b0c6
