[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 try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAymanFARSI%2FRRclone" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AymanFARSI/RRclone on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef7e5cc1563f80e42c82757cc7f4a0ad7a15f09982aae1b9a3c488b1a9d1266c
[INFO] running `Command { std: "docker" "start" "-a" "ef7e5cc1563f80e42c82757cc7f4a0ad7a15f09982aae1b9a3c488b1a9d1266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef7e5cc1563f80e42c82757cc7f4a0ad7a15f09982aae1b9a3c488b1a9d1266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef7e5cc1563f80e42c82757cc7f4a0ad7a15f09982aae1b9a3c488b1a9d1266c", kill_on_drop: false }`
[INFO] [stdout] ef7e5cc1563f80e42c82757cc7f4a0ad7a15f09982aae1b9a3c488b1a9d1266c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bd3cbf781c5c79fbacfc9674f9a128ef067c1ed8834931d86e9f484a2d4ac7b
[INFO] running `Command { std: "docker" "start" "-a" "6bd3cbf781c5c79fbacfc9674f9a128ef067c1ed8834931d86e9f484a2d4ac7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.93
[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 parking_lot_core v0.9.7
[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 rand v0.8.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking crossterm v0.26.0
[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: 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `Command { std: "docker" "inspect" "6bd3cbf781c5c79fbacfc9674f9a128ef067c1ed8834931d86e9f484a2d4ac7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bd3cbf781c5c79fbacfc9674f9a128ef067c1ed8834931d86e9f484a2d4ac7b", kill_on_drop: false }`
[INFO] [stdout] 6bd3cbf781c5c79fbacfc9674f9a128ef067c1ed8834931d86e9f484a2d4ac7b