[INFO] cloning repository https://github.com/zmbush/megaprompt [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zmbush/megaprompt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmbush%2Fmegaprompt", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmbush%2Fmegaprompt'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4704100f8dc46d061416c5c988230de2fb4d5d77 [INFO] checking zmbush/megaprompt against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmbush%2Fmegaprompt" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zmbush/megaprompt on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zmbush/megaprompt [INFO] finished tweaking git repo https://github.com/zmbush/megaprompt [INFO] tweaked toml for git repo https://github.com/zmbush/megaprompt written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/zmbush/megaprompt already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ee1c7407ee518aac3ba0f778b74354788b96e2d873e9bcb6f3f1e4be3946268a [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" "ee1c7407ee518aac3ba0f778b74354788b96e2d873e9bcb6f3f1e4be3946268a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ee1c7407ee518aac3ba0f778b74354788b96e2d873e9bcb6f3f1e4be3946268a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ee1c7407ee518aac3ba0f778b74354788b96e2d873e9bcb6f3f1e4be3946268a", kill_on_drop: false }` [INFO] [stdout] ee1c7407ee518aac3ba0f778b74354788b96e2d873e9bcb6f3f1e4be3946268a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab691e94cc2d86fd45053b4a648f6fc7f55b39854fa32afef84a6f0a7d76a574 [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" "ab691e94cc2d86fd45053b4a648f6fc7f55b39854fa32afef84a6f0a7d76a574", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling pkg-config v0.3.9 [INFO] [stderr] Checking num-traits v0.2.0 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Checking cfg-if v0.1.2 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Checking matches v0.1.6 [INFO] [stderr] Checking byteorder v1.2.1 [INFO] [stderr] Checking unicode-normalization v0.1.5 [INFO] [stderr] Checking linked-hash-map v0.5.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Checking itoa v0.3.4 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking bitflags v1.0.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Checking antidote v1.0.0 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking unreachable v0.1.1 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Checking humantime v1.1.0 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Checking log v0.4.1 [INFO] [stderr] Checking unix_socket v0.5.0 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking unsafe-any v0.4.2 [INFO] [stderr] Checking clap v2.30.0 [INFO] [stderr] Checking yaml-rust v0.4.0 [INFO] [stderr] Checking term v0.5.1 [INFO] [stderr] Compiling cmake v0.1.29 [INFO] [stderr] Checking typemap v0.3.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking num-integer v0.1.36 [INFO] [stderr] Checking num-complex v0.1.42 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking idna v0.1.4 [INFO] [stderr] Compiling libz-sys v1.0.18 [INFO] [stderr] Compiling openssl-sys v0.9.26 [INFO] [stderr] Compiling curl-sys v0.4.1 [INFO] [stderr] Compiling miniz-sys v0.1.10 [INFO] [stderr] Compiling libssh2-sys v0.2.6 [INFO] [stderr] Compiling libgit2-sys v0.7.0 [INFO] [stderr] Checking ordered-float v0.5.0 [INFO] [stderr] Checking serde_json v1.0.9 [INFO] [stderr] Checking num-iter v0.1.35 [INFO] [stderr] Checking num-bigint v0.1.43 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking serde_yaml v0.7.3 [INFO] [stderr] Checking chan v0.1.21 [INFO] [stderr] Checking serde-value v0.5.1 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking url v1.7.0 [INFO] [stderr] Checking flate2 v1.0.1 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.4.0 [INFO] [stderr] Checking prompt_buffer v0.0.1 (/opt/rustwide/workdir/prompt_buffer) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/buffer.rs:53:22 [INFO] [stdout] | [INFO] [stdout] 53 | plugins: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PromptBufferPlugin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> prompt_buffer/src/thread.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | try!(thread::Builder::new().name(name.to_owned()).spawn( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> prompt_buffer/src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(deprecated, missing_docs, unused_imports, unused_must_use, unused_mut, unused_parens, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:49:23 [INFO] [stdout] | [INFO] [stdout] 49 | make_prompt: &Fn() -> PromptBuffer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> prompt_buffer/src/thread.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | *self = try!(PromptThread::new(self.path.clone(), make_prompt)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:110:40 [INFO] [stdout] | [INFO] [stdout] 110 | fn revive(&mut self, make_prompt: &Fn() -> PromptBuffer) -> PromptBufferResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:117:41 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn get(&mut self, make_prompt: &Fn() -> PromptBuffer) -> PromptBufferResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/buffer.rs:53:22 [INFO] [stdout] | [INFO] [stdout] 53 | plugins: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn PromptBufferPlugin` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> prompt_buffer/src/thread.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | try!(thread::Builder::new().name(name.to_owned()).spawn( [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> prompt_buffer/src/lib.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | #![deny(deprecated, missing_docs, unused_imports, unused_must_use, unused_mut, unused_parens, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:49:23 [INFO] [stdout] | [INFO] [stdout] 49 | make_prompt: &Fn() -> PromptBuffer, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> prompt_buffer/src/thread.rs:111:17 [INFO] [stdout] | [INFO] [stdout] 111 | *self = try!(PromptThread::new(self.path.clone(), make_prompt)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:110:40 [INFO] [stdout] | [INFO] [stdout] 110 | fn revive(&mut self, make_prompt: &Fn() -> PromptBuffer) -> PromptBufferResult<()> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> prompt_buffer/src/thread.rs:117:41 [INFO] [stdout] | [INFO] [stdout] 117 | pub fn get(&mut self, make_prompt: &Fn() -> PromptBuffer) -> PromptBufferResult { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> PromptBuffer` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unused extern crate [INFO] [stdout] --> prompt_buffer/src/lib.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | extern crate num; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> prompt_buffer/src/lib.rs:14:55 [INFO] [stdout] | [INFO] [stdout] 14 | unused_variables, unused_features, bad_style, unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_extern_crates)]` implied by `#[deny(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `prompt_buffer` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: unused extern crate [INFO] [stdout] --> prompt_buffer/src/lib.rs:20:1 [INFO] [stdout] | [INFO] [stdout] 20 | extern crate num; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: remove it [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> prompt_buffer/src/lib.rs:14:55 [INFO] [stdout] | [INFO] [stdout] 14 | unused_variables, unused_features, bad_style, unused)] [INFO] [stdout] | ^^^^^^ [INFO] [stdout] = note: `#[deny(unused_extern_crates)]` implied by `#[deny(unused)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.7.0/src/form_urlencoded.rs:261:40 [INFO] [stdout] | [INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 260 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 261 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "ab691e94cc2d86fd45053b4a648f6fc7f55b39854fa32afef84a6f0a7d76a574", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab691e94cc2d86fd45053b4a648f6fc7f55b39854fa32afef84a6f0a7d76a574", kill_on_drop: false }` [INFO] [stdout] ab691e94cc2d86fd45053b4a648f6fc7f55b39854fa32afef84a6f0a7d76a574