[INFO] cloning repository https://github.com/qnnnnez/rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qnnnnez/rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnnnnez%2Frs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnnnnez%2Frs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c060239da32ca20a9d77c5ac2bf12f2d1c62f77e [INFO] checking qnnnnez/rs against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqnnnnez%2Frs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/qnnnnez/rs on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/qnnnnez/rs [INFO] finished tweaking git repo https://github.com/qnnnnez/rs [INFO] tweaked toml for git repo https://github.com/qnnnnez/rs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/qnnnnez/rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7b5875a36344bb7556fd7f5a8ed4506801aa2ef167afbc9481204a388bb5d8d6 [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" "7b5875a36344bb7556fd7f5a8ed4506801aa2ef167afbc9481204a388bb5d8d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7b5875a36344bb7556fd7f5a8ed4506801aa2ef167afbc9481204a388bb5d8d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b5875a36344bb7556fd7f5a8ed4506801aa2ef167afbc9481204a388bb5d8d6", kill_on_drop: false }` [INFO] [stdout] 7b5875a36344bb7556fd7f5a8ed4506801aa2ef167afbc9481204a388bb5d8d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3f6dc72a9352fb03ef753f732a3fd9e9ed20424cb508f52c17ada55e98948ea7 [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" "3f6dc72a9352fb03ef753f732a3fd9e9ed20424cb508f52c17ada55e98948ea7", kill_on_drop: false }` [INFO] [stderr] Checking rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `BTreeMap` [INFO] [stdout] --> src/main.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{BTreeMap, BTreeSet}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | Callable(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [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/interpreter.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | impl fmt::Debug for CallableValue { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:71:50 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn create_callable(&mut self, value: Box) -> ValueRef { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:373:98 [INFO] [stdout] | [INFO] [stdout] 373 | fn create_lambda(&mut self, args: &Vec, body: &Vec, closure: &Vec) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:440:27 [INFO] [stdout] | [INFO] [stdout] 440 | callable: Box) -> Result>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Interpreter, Vec) -> Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:469:46 [INFO] [stdout] | [INFO] [stdout] 469 | let mut inject = |name: &str, f: Box) -> Result>| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Interpreter, Vec) -> Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `BTreeMap` [INFO] [stdout] --> src/main.rs:1:24 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{BTreeMap, BTreeSet}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:13:18 [INFO] [stdout] | [INFO] [stdout] 13 | Callable(Box), [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [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/interpreter.rs:21:21 [INFO] [stdout] | [INFO] [stdout] 21 | impl fmt::Debug for CallableValue { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:71:50 [INFO] [stdout] | [INFO] [stdout] 71 | pub fn create_callable(&mut self, value: Box) -> ValueRef { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:373:98 [INFO] [stdout] | [INFO] [stdout] 373 | fn create_lambda(&mut self, args: &Vec, body: &Vec, closure: &Vec) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn CallableValue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:440:27 [INFO] [stdout] | [INFO] [stdout] 440 | callable: Box) -> Result>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Interpreter, Vec) -> Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/interpreter.rs:469:46 [INFO] [stdout] | [INFO] [stdout] 469 | let mut inject = |name: &str, f: Box) -> Result>| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut Interpreter, Vec) -> Result` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/interpreter.rs:336:25 [INFO] [stdout] | [INFO] [stdout] 336 | let mut func = self.eval_ast(it.next().unwrap())?; [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/interpreter.rs:336:25 [INFO] [stdout] | [INFO] [stdout] 336 | let mut func = self.eval_ast(it.next().unwrap())?; [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: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.71s [INFO] running `Command { std: "docker" "inspect" "3f6dc72a9352fb03ef753f732a3fd9e9ed20424cb508f52c17ada55e98948ea7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f6dc72a9352fb03ef753f732a3fd9e9ed20424cb508f52c17ada55e98948ea7", kill_on_drop: false }` [INFO] [stdout] 3f6dc72a9352fb03ef753f732a3fd9e9ed20424cb508f52c17ada55e98948ea7