[INFO] cloning repository https://github.com/matievisthekat/chum
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/matievisthekat/chum" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatievisthekat%2Fchum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatievisthekat%2Fchum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1d74682fa1b3906461bf0d1b6284f34bca7fe9b2
[INFO] checking matievisthekat/chum against try#024378d9203a4009ed73d6db2681b88a8d74ce7a for pr-112160
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmatievisthekat%2Fchum" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/matievisthekat/chum on toolchain 024378d9203a4009ed73d6db2681b88a8d74ce7a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/matievisthekat/chum
[INFO] finished tweaking git repo https://github.com/matievisthekat/chum
[INFO] tweaked toml for git repo https://github.com/matievisthekat/chum written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/matievisthekat/chum 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" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbf3fc7624204a65c180e48e3485639c61cf576112590a9c6370affbddcc33c5
[INFO] running `Command { std: "docker" "start" "-a" "dbf3fc7624204a65c180e48e3485639c61cf576112590a9c6370affbddcc33c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbf3fc7624204a65c180e48e3485639c61cf576112590a9c6370affbddcc33c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf3fc7624204a65c180e48e3485639c61cf576112590a9c6370affbddcc33c5", kill_on_drop: false }`
[INFO] [stdout] dbf3fc7624204a65c180e48e3485639c61cf576112590a9c6370affbddcc33c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+024378d9203a4009ed73d6db2681b88a8d74ce7a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52e86b9902df8e56c52a82dfd38d422c967da6601955aad059ec028c4d63942c
[INFO] running `Command { std: "docker" "start" "-a" "52e86b9902df8e56c52a82dfd38d422c967da6601955aad059ec028c4d63942c", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking chum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `files` is not used by name
[INFO] [stdout]   --> src/commands/state.rs:67:58
[INFO] [stdout]    |
[INFO] [stdout] 67 |           display::writeln(Yellow, format!("[\n\t{}\n]", files = files.join("\n\t")))
[INFO] [stdout]    |                                                  --      ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                                  |
[INFO] [stdout]    |                                                  this formatting argument uses named argument `files` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 67 |           display::writeln(Yellow, format!("[\n\t{files}\n]", files = files.join("\n\t")))
[INFO] [stdout]    |                                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: named argument `files` is not used by name
[INFO] [stdout]   --> src/commands/state.rs:67:58
[INFO] [stdout]    |
[INFO] [stdout] 67 |           display::writeln(Yellow, format!("[\n\t{}\n]", files = files.join("\n\t")))
[INFO] [stdout]    |                                                  --      ^^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]    |                                                  |
[INFO] [stdout]    |                                                  this formatting argument uses named argument `files` by position
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 67 |           display::writeln(Yellow, format!("[\n\t{files}\n]", files = files.join("\n\t")))
[INFO] [stdout]    |                                                   +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib/cli.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let context = Context { cli: self.clone() };
[INFO] [stdout]    |                                      ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Cli` does not implement `Clone`, so calling `clone` on `&Cli` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/lib/cli.rs:55:38
[INFO] [stdout]    |
[INFO] [stdout] 55 |     let context = Context { cli: self.clone() };
[INFO] [stdout]    |                                      ^^^^^^^^ unnecessary method call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Cli` does not implement `Clone`, so calling `clone` on `&Cli` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[deny(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chum` (bin "chum") due to 2 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `chum` (bin "chum" test) due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "52e86b9902df8e56c52a82dfd38d422c967da6601955aad059ec028c4d63942c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52e86b9902df8e56c52a82dfd38d422c967da6601955aad059ec028c4d63942c", kill_on_drop: false }`
[INFO] [stdout] 52e86b9902df8e56c52a82dfd38d422c967da6601955aad059ec028c4d63942c