[INFO] fetching crate fisher_processor 0.1.0...
[INFO] checking fisher_processor-0.1.0 against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] extracting crate fisher_processor 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate fisher_processor 0.1.0 on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fisher_processor 0.1.0
[INFO] finished tweaking crates.io crate fisher_processor 0.1.0
[INFO] tweaked toml for crates.io crate fisher_processor 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded fisher_common v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e838dbc63e34643f37da4461258b4ada5fac256c374f1187ff3b860281cb136e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e838dbc63e34643f37da4461258b4ada5fac256c374f1187ff3b860281cb136e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e838dbc63e34643f37da4461258b4ada5fac256c374f1187ff3b860281cb136e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e838dbc63e34643f37da4461258b4ada5fac256c374f1187ff3b860281cb136e", kill_on_drop: false }`
[INFO] [stdout] e838dbc63e34643f37da4461258b4ada5fac256c374f1187ff3b860281cb136e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61952a99fad65acd904a9ecce9a6916efb4c924ee837ffb0712060e77a5e7fb2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61952a99fad65acd904a9ecce9a6916efb4c924ee837ffb0712060e77a5e7fb2", kill_on_drop: false }`
[INFO] [stderr]     Checking fisher_common v0.2.0
[INFO] [stderr]     Checking fisher_processor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/scheduler.rs:292:67
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stdout]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timer.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/scheduler.rs:292:67
[INFO] [stdout]     |
[INFO] [stdout] 292 |         let mut queued = HashSet::with_capacity(self.queue.len());;
[INFO] [stdout]     |                                                                   ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/timer.rs:25:18
[INFO] [stdout]    |
[INFO] [stdout] 25 |     handler: Box<Fn() + 'static + Send>,
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + 'static + Send`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/test_utils.rs:28:25
[INFO] [stdout]    |
[INFO] [stdout] 28 |     func: Arc<Mutex<Box<Fn(I) -> Result<()> + Send>>>,
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(I) -> Result<()> + Send`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:224:33
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:217:33
[INFO] [stdout]     |
[INFO] [stdout] 217 |                     if let Some(mut thread) = self.threads.get_mut(&thread_id) {
[INFO] [stdout]     |                                 ----^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:224:33
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:366:25
[INFO] [stdout]     |
[INFO] [stdout] 366 |             if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/scheduler.rs:383:33
[INFO] [stdout]     |
[INFO] [stdout] 383 |                     if let Some(mut waiting) = self.waiting.get_mut(&hook_id) {
[INFO] [stdout]     |                                 ----^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "61952a99fad65acd904a9ecce9a6916efb4c924ee837ffb0712060e77a5e7fb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61952a99fad65acd904a9ecce9a6916efb4c924ee837ffb0712060e77a5e7fb2", kill_on_drop: false }`
[INFO] [stdout] 61952a99fad65acd904a9ecce9a6916efb4c924ee837ffb0712060e77a5e7fb2
