[INFO] cloning repository https://github.com/pl33/simple-watch-copy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pl33/simple-watch-copy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpl33%2Fsimple-watch-copy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpl33%2Fsimple-watch-copy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7c9e274858be46f32478237ad31aa3b02becd09
[INFO] checking pl33/simple-watch-copy against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpl33%2Fsimple-watch-copy" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pl33/simple-watch-copy 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/pl33/simple-watch-copy
[INFO] finished tweaking git repo https://github.com/pl33/simple-watch-copy
[INFO] tweaked toml for git repo https://github.com/pl33/simple-watch-copy written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/pl33/simple-watch-copy 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]  Downloading crates ...
[INFO] [stderr]   Downloaded inotify v0.8.3
[INFO] [stderr]   Downloaded num_threads v0.1.3
[INFO] [stderr]   Downloaded time-macros v0.2.3
[INFO] [stderr]   Downloaded simple_logger v1.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dc0110427e37b505bdffc3c7291753bebf6807b81c84ada4e97db3e1fd31b284
[INFO] running `Command { std: "docker" "start" "-a" "dc0110427e37b505bdffc3c7291753bebf6807b81c84ada4e97db3e1fd31b284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc0110427e37b505bdffc3c7291753bebf6807b81c84ada4e97db3e1fd31b284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc0110427e37b505bdffc3c7291753bebf6807b81c84ada4e97db3e1fd31b284", kill_on_drop: false }`
[INFO] [stdout] dc0110427e37b505bdffc3c7291753bebf6807b81c84ada4e97db3e1fd31b284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a7cb4c2d32d956bb160a5d2b5d8ba7c9b5099d1cbf6fc854fe3d3f18f5320c32
[INFO] running `Command { std: "docker" "start" "-a" "a7cb4c2d32d956bb160a5d2b5d8ba7c9b5099d1cbf6fc854fe3d3f18f5320c32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Checking inotify v0.8.3
[INFO] [stderr]     Checking simple_watch_copy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `clap` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use clap;
[INFO] [stdout]    |     ^^^^ the item `clap` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/config.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use serde_json;
[INFO] [stdout]    |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `clap` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use clap;
[INFO] [stdout]    |     ^^^^ the item `clap` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.27s
[INFO] running `Command { std: "docker" "inspect" "a7cb4c2d32d956bb160a5d2b5d8ba7c9b5099d1cbf6fc854fe3d3f18f5320c32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7cb4c2d32d956bb160a5d2b5d8ba7c9b5099d1cbf6fc854fe3d3f18f5320c32", kill_on_drop: false }`
[INFO] [stdout] a7cb4c2d32d956bb160a5d2b5d8ba7c9b5099d1cbf6fc854fe3d3f18f5320c32
[INFO] checking pl33/simple-watch-copy against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpl33%2Fsimple-watch-copy" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pl33/simple-watch-copy on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pl33/simple-watch-copy
[INFO] finished tweaking git repo https://github.com/pl33/simple-watch-copy
[INFO] tweaked toml for git repo https://github.com/pl33/simple-watch-copy written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/pl33/simple-watch-copy 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b29032121dd06821279c7f89c2c2228570b7cfe9f070a1b801382907385f0b4
[INFO] running `Command { std: "docker" "start" "-a" "3b29032121dd06821279c7f89c2c2228570b7cfe9f070a1b801382907385f0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b29032121dd06821279c7f89c2c2228570b7cfe9f070a1b801382907385f0b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b29032121dd06821279c7f89c2c2228570b7cfe9f070a1b801382907385f0b4", kill_on_drop: false }`
[INFO] [stdout] 3b29032121dd06821279c7f89c2c2228570b7cfe9f070a1b801382907385f0b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cf97524949311fcf8ce4ae93fd534593456e5b3c116d39ada447623e45e20dd
[INFO] running `Command { std: "docker" "start" "-a" "6cf97524949311fcf8ce4ae93fd534593456e5b3c116d39ada447623e45e20dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking num_threads v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling time-macros v0.2.3
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking time v0.3.7
[INFO] [stderr]     Checking inotify v0.8.3
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Checking simple_watch_copy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `serde_json` is imported redundantly
[INFO] [stdout]   --> src/config.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use serde_json;
[INFO] [stdout]    |         ^^^^^^^^^^ the item `serde_json` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `clap` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use clap;
[INFO] [stdout]    |     ^^^^ the item `clap` is already defined by prelude
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `clap` is imported redundantly
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use clap;
[INFO] [stdout]    |     ^^^^ the item `clap` is already defined by prelude
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "6cf97524949311fcf8ce4ae93fd534593456e5b3c116d39ada447623e45e20dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cf97524949311fcf8ce4ae93fd534593456e5b3c116d39ada447623e45e20dd", kill_on_drop: false }`
[INFO] [stdout] 6cf97524949311fcf8ce4ae93fd534593456e5b3c116d39ada447623e45e20dd