[INFO] cloning repository https://github.com/mgramigna/scramble-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mgramigna/scramble-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgramigna%2Fscramble-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgramigna%2Fscramble-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd2402dfb7c1591ec445dcf27dbedbc91502d873
[INFO] testing mgramigna/scramble-rs against 1.73.0 for beta-1.74-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmgramigna%2Fscramble-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mgramigna/scramble-rs on toolchain 1.73.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.73.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mgramigna/scramble-rs
[INFO] finished tweaking git repo https://github.com/mgramigna/scramble-rs
[INFO] tweaked toml for git repo https://github.com/mgramigna/scramble-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mgramigna/scramble-rs 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" "+1.73.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.94
[INFO] [stderr]   Downloaded iana-time-zone v0.1.56
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.94
[INFO] [stderr]   Downloaded cxx-build v1.0.94
[INFO] [stderr]   Downloaded cxx v1.0.94
[INFO] [stderr]   Downloaded syn v2.0.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48dffd4a7b2edf16e5b79b5de090d8bcaf3657eeb0b211d4098875b0949a090c
[INFO] running `Command { std: "docker" "start" "-a" "48dffd4a7b2edf16e5b79b5de090d8bcaf3657eeb0b211d4098875b0949a090c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48dffd4a7b2edf16e5b79b5de090d8bcaf3657eeb0b211d4098875b0949a090c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48dffd4a7b2edf16e5b79b5de090d8bcaf3657eeb0b211d4098875b0949a090c", kill_on_drop: false }`
[INFO] [stdout] 48dffd4a7b2edf16e5b79b5de090d8bcaf3657eeb0b211d4098875b0949a090c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5196ffe5a94100f46b86d1ea2d9c011eb4cb4eeb7211097be9463fa51525e991
[INFO] running `Command { std: "docker" "start" "-a" "5196ffe5a94100f46b86d1ea2d9c011eb4cb4eeb7211097be9463fa51525e991", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling unicode-segmentation v1.10.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.56
[INFO] [stderr]    Compiling cassowary v0.3.0
[INFO] [stderr]    Compiling 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]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling crossterm v0.25.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling chrono v0.4.24
[INFO] [stderr]    Compiling tui v0.19.0
[INFO] [stderr]    Compiling scramble-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:50:54
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let max = last_five.iter().max().unwrap().clone();
[INFO] [stdout]    |                                                      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:51:54
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let min = last_five.iter().min().unwrap().clone();
[INFO] [stdout]    |                                                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.13s
[INFO] running `Command { std: "docker" "inspect" "5196ffe5a94100f46b86d1ea2d9c011eb4cb4eeb7211097be9463fa51525e991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5196ffe5a94100f46b86d1ea2d9c011eb4cb4eeb7211097be9463fa51525e991", kill_on_drop: false }`
[INFO] [stdout] 5196ffe5a94100f46b86d1ea2d9c011eb4cb4eeb7211097be9463fa51525e991
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2366bc54d06e0e1b9f96f3774fc0ed397a5d53030159ae173d2f00d7c51e03f
[INFO] running `Command { std: "docker" "start" "-a" "a2366bc54d06e0e1b9f96f3774fc0ed397a5d53030159ae173d2f00d7c51e03f", kill_on_drop: false }`
[INFO] [stderr]    Compiling scramble-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:50:54
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let max = last_five.iter().max().unwrap().clone();
[INFO] [stdout]    |                                                      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stdout]   --> src/main.rs:51:54
[INFO] [stdout]    |
[INFO] [stdout] 51 |             let min = last_five.iter().min().unwrap().clone();
[INFO] [stdout]    |                                                      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "a2366bc54d06e0e1b9f96f3774fc0ed397a5d53030159ae173d2f00d7c51e03f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2366bc54d06e0e1b9f96f3774fc0ed397a5d53030159ae173d2f00d7c51e03f", kill_on_drop: false }`
[INFO] [stdout] a2366bc54d06e0e1b9f96f3774fc0ed397a5d53030159ae173d2f00d7c51e03f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:023092b8bfa974c7f3e45c5ce651cc8dd3afd5e76915d5995b8dacd3032bf956" "/opt/rustwide/cargo-home/bin/cargo" "+1.73.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dccadf28d8f87f80672c63eac0f99a3dcf675c63d9b1343efd6286916838d7af
[INFO] running `Command { std: "docker" "start" "-a" "dccadf28d8f87f80672c63eac0f99a3dcf675c63d9b1343efd6286916838d7af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stderr]   --> src/main.rs:50:54
[INFO] [stderr]    |
[INFO] [stderr] 50 |             let max = last_five.iter().max().unwrap().clone();
[INFO] [stderr]    |                                                      ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: using `.clone()` on a double reference, which returns `&chrono::Duration` instead of cloning the inner type
[INFO] [stderr]   --> src/main.rs:51:54
[INFO] [stderr]    |
[INFO] [stderr] 51 |             let min = last_five.iter().min().unwrap().clone();
[INFO] [stderr]    |                                                      ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `scramble-rs` (bin "scramble-rs" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/scramble_rs-b47122f363f0731d)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dccadf28d8f87f80672c63eac0f99a3dcf675c63d9b1343efd6286916838d7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dccadf28d8f87f80672c63eac0f99a3dcf675c63d9b1343efd6286916838d7af", kill_on_drop: false }`
[INFO] [stdout] dccadf28d8f87f80672c63eac0f99a3dcf675c63d9b1343efd6286916838d7af