[INFO] cloning repository https://github.com/trevorwslee/rusty_dumb_tools [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/trevorwslee/rusty_dumb_tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevorwslee%2Frusty_dumb_tools", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevorwslee%2Frusty_dumb_tools'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7f88fd423bbc1e6ffd54672f71f03325cd257153 [INFO] checking trevorwslee/rusty_dumb_tools against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftrevorwslee%2Frusty_dumb_tools" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/trevorwslee/rusty_dumb_tools [INFO] finished tweaking git repo https://github.com/trevorwslee/rusty_dumb_tools [INFO] tweaked toml for git repo https://github.com/trevorwslee/rusty_dumb_tools written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/trevorwslee/rusty_dumb_tools on toolchain bac5816c5f3d02cebd0599070af62d1782530294 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/trevorwslee/rusty_dumb_tools 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ccd5fdeea6ac89fd7e677419b0ddd4f6f195a241c2db580abb2e8ac74fd88caf [INFO] running `Command { std: "docker" "start" "-a" "ccd5fdeea6ac89fd7e677419b0ddd4f6f195a241c2db580abb2e8ac74fd88caf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ccd5fdeea6ac89fd7e677419b0ddd4f6f195a241c2db580abb2e8ac74fd88caf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ccd5fdeea6ac89fd7e677419b0ddd4f6f195a241c2db580abb2e8ac74fd88caf", kill_on_drop: false }` [INFO] [stdout] ccd5fdeea6ac89fd7e677419b0ddd4f6f195a241c2db580abb2e8ac74fd88caf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 888a23765c86d2799524db6dbbd416899b5e0000c39e22231365c7d372bc43f2 [INFO] running `Command { std: "docker" "start" "-a" "888a23765c86d2799524db6dbbd416899b5e0000c39e22231365c7d372bc43f2", kill_on_drop: false }` [INFO] [stderr] Checking rusty_dumb_tools v0.1.16 (/opt/rustwide/workdir) [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/json.rs:174:40 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new(json_entry_handler: Box<&mut dyn JsonEntryHandler>) -> DumbJsonProcessor { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/json.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new(json_entry_handler: Box<&mut dyn JsonEntryHandler>) -> DumbJsonProcessor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a mutable reference to mutable static [INFO] [stdout] --> src/progress.rs:663:13 [INFO] [stdout] | [INFO] [stdout] 663 | SINGLETON.write(RefCell::new(singleton)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/progress.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(static_mut_refs)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a shared reference to mutable static [INFO] [stdout] --> src/progress.rs:667:9 [INFO] [stdout] | [INFO] [stdout] 667 | SINGLETON.assume_init_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty_dumb_tools` (lib) due to 3 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/json.rs:174:40 [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new(json_entry_handler: Box<&mut dyn JsonEntryHandler>) -> DumbJsonProcessor { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/json.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 174 | pub fn new(json_entry_handler: Box<&mut dyn JsonEntryHandler>) -> DumbJsonProcessor<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a mutable reference to mutable static [INFO] [stdout] --> src/progress.rs:663:13 [INFO] [stdout] | [INFO] [stdout] 663 | SINGLETON.write(RefCell::new(singleton)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/progress.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(static_mut_refs)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: creating a shared reference to mutable static [INFO] [stdout] --> src/progress.rs:667:9 [INFO] [stdout] | [INFO] [stdout] 667 | SINGLETON.assume_init_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty_dumb_tools` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "888a23765c86d2799524db6dbbd416899b5e0000c39e22231365c7d372bc43f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "888a23765c86d2799524db6dbbd416899b5e0000c39e22231365c7d372bc43f2", kill_on_drop: false }` [INFO] [stdout] 888a23765c86d2799524db6dbbd416899b5e0000c39e22231365c7d372bc43f2