[INFO] cloning repository https://github.com/Pungyeon/duplicate-detect [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Pungyeon/duplicate-detect" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3247bb09ebd08d97cfba5f27cbc476f9b25d99a7 [INFO] checking Pungyeon/duplicate-detect against master#2ad5292aea6328113b55968b4322528d48261316 for pr-80243 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPungyeon%2Fduplicate-detect" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Pungyeon/duplicate-detect on toolchain 2ad5292aea6328113b55968b4322528d48261316 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Pungyeon/duplicate-detect [INFO] finished tweaking git repo https://github.com/Pungyeon/duplicate-detect [INFO] tweaked toml for git repo https://github.com/Pungyeon/duplicate-detect written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/Pungyeon/duplicate-detect already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3cacfd3b6ff8a9f0921b34e0f40db8ba200f163405f800e3807c0d5ed01b4656 [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" "3cacfd3b6ff8a9f0921b34e0f40db8ba200f163405f800e3807c0d5ed01b4656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3cacfd3b6ff8a9f0921b34e0f40db8ba200f163405f800e3807c0d5ed01b4656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3cacfd3b6ff8a9f0921b34e0f40db8ba200f163405f800e3807c0d5ed01b4656", kill_on_drop: false }` [INFO] [stdout] 3cacfd3b6ff8a9f0921b34e0f40db8ba200f163405f800e3807c0d5ed01b4656 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+2ad5292aea6328113b55968b4322528d48261316" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9378322bfe027b0a971458430c4b34a886ee6d08f0e3fa410c84b6f5cc4fd272 [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" "9378322bfe027b0a971458430c4b34a886ee6d08f0e3fa410c84b6f5cc4fd272", kill_on_drop: false }` [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking lazy_static v1.2.0 [INFO] [stderr] Checking data-encoding v2.1.1 [INFO] [stderr] Checking rand v0.4.3 [INFO] [stderr] Checking ring v0.13.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking my_crate v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:69:100 [INFO] [stdout] | [INFO] [stdout] 69 | println!("error: could not read folder: {}: reason: {}", path.clone().to_string(), why.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:86:90 [INFO] [stdout] | [INFO] [stdout] 86 | println!("error: could not open file: {}: reason: {}", filepath, why.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 42 | let d = self.hmap.get(&hash).unwrap(); [INFO] [stdout] | --------- immutable borrow occurs here [INFO] [stdout] 43 | self.insert_dupe(d.to_string(), filepath.clone()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:69:100 [INFO] [stdout] | [INFO] [stdout] 69 | println!("error: could not read folder: {}: reason: {}", path.clone().to_string(), why.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:86:90 [INFO] [stdout] | [INFO] [stdout] 86 | println!("error: could not open file: {}: reason: {}", filepath, why.description()); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: cannot borrow `*self` as mutable because it is also borrowed as immutable [INFO] [stdout] --> src/main.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 42 | let d = self.hmap.get(&hash).unwrap(); [INFO] [stdout] | --------- immutable borrow occurs here [INFO] [stdout] 43 | self.insert_dupe(d.to_string(), filepath.clone()); [INFO] [stdout] | ^^^^ - immutable borrow later used here [INFO] [stdout] | | [INFO] [stdout] | mutable borrow occurs here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default [INFO] [stdout] = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future [INFO] [stdout] = note: for more information, see issue #59159 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.94s [INFO] running `Command { std: "docker" "inspect" "9378322bfe027b0a971458430c4b34a886ee6d08f0e3fa410c84b6f5cc4fd272", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9378322bfe027b0a971458430c4b34a886ee6d08f0e3fa410c84b6f5cc4fd272", kill_on_drop: false }` [INFO] [stdout] 9378322bfe027b0a971458430c4b34a886ee6d08f0e3fa410c84b6f5cc4fd272