[INFO] cloning repository https://github.com/AymanFARSI/RRclone [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AymanFARSI/RRclone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanFARSI%2FRRclone", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanFARSI%2FRRclone'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 97d8ca286cd57551e93ac203d0bfb48f6f8936d3 [INFO] checking AymanFARSI/RRclone against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanFARSI%2FRRclone" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AymanFARSI/RRclone on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AymanFARSI/RRclone [INFO] finished tweaking git repo https://github.com/AymanFARSI/RRclone [INFO] tweaked toml for git repo https://github.com/AymanFARSI/RRclone written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/AymanFARSI/RRclone 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded windows-targets v0.42.1 [INFO] [stderr] Downloaded mountpoints v0.2.1 [INFO] [stderr] Downloaded proc-macro2 v1.0.51 [INFO] [stderr] Downloaded mio v0.8.6 [INFO] [stderr] Downloaded crossterm v0.26.0 [INFO] [stderr] Downloaded serde_json v1.0.93 [INFO] [stderr] Downloaded windows_aarch64_gnullvm v0.42.1 [INFO] [stderr] Downloaded windows_aarch64_msvc v0.42.1 [INFO] [stderr] Downloaded windows_i686_gnu v0.42.1 [INFO] [stderr] Downloaded windows_i686_msvc v0.42.1 [INFO] [stderr] Downloaded windows_x86_64_gnu v0.42.1 [INFO] [stderr] Downloaded windows_x86_64_msvc v0.42.1 [INFO] [stderr] Downloaded windows_x86_64_gnullvm v0.42.1 [INFO] [stderr] Downloaded tui v0.19.0 [INFO] [stderr] Downloaded tui-logger v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 845e1c850cb7c4a15e3e9279f79b91965607ab765eeb9204e59a303c8b399b14 [INFO] running `Command { std: "docker" "start" "-a" "845e1c850cb7c4a15e3e9279f79b91965607ab765eeb9204e59a303c8b399b14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "845e1c850cb7c4a15e3e9279f79b91965607ab765eeb9204e59a303c8b399b14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "845e1c850cb7c4a15e3e9279f79b91965607ab765eeb9204e59a303c8b399b14", kill_on_drop: false }` [INFO] [stdout] 845e1c850cb7c4a15e3e9279f79b91965607ab765eeb9204e59a303c8b399b14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 766a4e7cb2648ae09c76d6c7346accde8a35b32cb377f98b77840bcd1553b551 [INFO] running `Command { std: "docker" "start" "-a" "766a4e7cb2648ae09c76d6c7346accde8a35b32cb377f98b77840bcd1553b551", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.93 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking mountpoints v0.2.1 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.25.0 [INFO] [stderr] Checking crossterm v0.26.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking tui v0.19.0 [INFO] [stderr] Checking tui-logger v0.8.1 [INFO] [stderr] Checking rrclone v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/lib/mount.rs:35:38 [INFO] [stdout] | [INFO] [stdout] 35 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 36 | | ... .clone(); [INFO] [stdout] | |______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib/mount.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 31 | | ... .clone() [INFO] [stdout] | |______________________________^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/lib/mount.rs:35:38 [INFO] [stdout] | [INFO] [stdout] 35 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 36 | | ... .clone(); [INFO] [stdout] | |______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib/mount.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 31 | | ... .clone() [INFO] [stdout] | |______________________________^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.49s [INFO] running `Command { std: "docker" "inspect" "766a4e7cb2648ae09c76d6c7346accde8a35b32cb377f98b77840bcd1553b551", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "766a4e7cb2648ae09c76d6c7346accde8a35b32cb377f98b77840bcd1553b551", kill_on_drop: false }` [INFO] [stdout] 766a4e7cb2648ae09c76d6c7346accde8a35b32cb377f98b77840bcd1553b551 [INFO] checking AymanFARSI/RRclone against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanFARSI%2FRRclone" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AymanFARSI/RRclone on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AymanFARSI/RRclone [INFO] finished tweaking git repo https://github.com/AymanFARSI/RRclone [INFO] tweaked toml for git repo https://github.com/AymanFARSI/RRclone written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/AymanFARSI/RRclone 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c0c966cfff13fd901da57de3c3f58772d3edeb568ec25efcc1a2028a4bf3a459 [INFO] running `Command { std: "docker" "start" "-a" "c0c966cfff13fd901da57de3c3f58772d3edeb568ec25efcc1a2028a4bf3a459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c0c966cfff13fd901da57de3c3f58772d3edeb568ec25efcc1a2028a4bf3a459", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0c966cfff13fd901da57de3c3f58772d3edeb568ec25efcc1a2028a4bf3a459", kill_on_drop: false }` [INFO] [stdout] c0c966cfff13fd901da57de3c3f58772d3edeb568ec25efcc1a2028a4bf3a459 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b4eb4f2852d21ac23b66d274e26722e6369e1748f78a33ddff18ce2401a9f0fc [INFO] running `Command { std: "docker" "start" "-a" "b4eb4f2852d21ac23b66d274e26722e6369e1748f78a33ddff18ce2401a9f0fc", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling parking_lot_core v0.9.7 [INFO] [stderr] Compiling signal-hook v0.3.15 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling slog v2.7.0 [INFO] [stderr] Compiling serde v1.0.152 [INFO] [stderr] Checking unicode-width v0.1.10 [INFO] [stderr] Checking cassowary v0.3.0 [INFO] [stderr] Checking iana-time-zone v0.1.53 [INFO] [stderr] Compiling serde_json v1.0.93 [INFO] [stderr] Compiling lock_api v0.4.9 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking fxhash v0.2.1 [INFO] [stderr] Checking ryu v1.0.12 [INFO] [stderr] Checking itoa v1.0.5 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking getrandom v0.2.8 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking mountpoints v0.2.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking signal-hook-mio v0.2.3 [INFO] [stderr] Checking crossterm v0.25.0 [INFO] [stderr] Checking crossterm v0.26.0 [INFO] [stderr] Checking chrono v0.4.23 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking tui v0.19.0 [INFO] [stderr] Checking tui-logger v0.8.1 [INFO] [stderr] Checking rrclone v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/lib/mount.rs:35:38 [INFO] [stdout] | [INFO] [stdout] 35 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 36 | | ... .clone(); [INFO] [stdout] | |______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib/mount.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 31 | | ... .clone() [INFO] [stdout] | |______________________________^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&str` instead of cloning the inner type [INFO] [stdout] --> src/lib/mount.rs:35:38 [INFO] [stdout] | [INFO] [stdout] 35 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 36 | | ... .clone(); [INFO] [stdout] | |______________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(suspicious_double_ref_op)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing [INFO] [stdout] --> src/lib/mount.rs:30:38 [INFO] [stdout] | [INFO] [stdout] 30 | ... .unwrap() [INFO] [stdout] | ________________________________^ [INFO] [stdout] 31 | | ... .clone() [INFO] [stdout] | |______________________________^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.88s [INFO] running `Command { std: "docker" "inspect" "b4eb4f2852d21ac23b66d274e26722e6369e1748f78a33ddff18ce2401a9f0fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b4eb4f2852d21ac23b66d274e26722e6369e1748f78a33ddff18ce2401a9f0fc", kill_on_drop: false }` [INFO] [stdout] b4eb4f2852d21ac23b66d274e26722e6369e1748f78a33ddff18ce2401a9f0fc