[INFO] cloning repository https://github.com/jaemk/rok [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaemk/rok" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frok", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frok'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f029b49b06b790db1d057dbf43c89b23c139ff42 [INFO] checking jaemk/rok against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaemk%2Frok" "/workspace/builds/worker-32/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-32/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaemk/rok on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jaemk/rok [INFO] finished tweaking git repo https://github.com/jaemk/rok [INFO] tweaked toml for git repo https://github.com/jaemk/rok written to /workspace/builds/worker-32/source/Cargo.toml [INFO] crate git repo https://github.com/jaemk/rok already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1a9437d48c5950ced2036197bcdc6c0c9b40da6a848d779177c80eb4c717754 [INFO] running `Command { std: "docker" "start" "-a" "a1a9437d48c5950ced2036197bcdc6c0c9b40da6a848d779177c80eb4c717754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1a9437d48c5950ced2036197bcdc6c0c9b40da6a848d779177c80eb4c717754", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1a9437d48c5950ced2036197bcdc6c0c9b40da6a848d779177c80eb4c717754", kill_on_drop: false }` [INFO] [stdout] a1a9437d48c5950ced2036197bcdc6c0c9b40da6a848d779177c80eb4c717754 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-32/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] df6a82e10b74b84a96f52f07e72f7e6f29384fca07845efdda66a045b808c9f3 [INFO] running `Command { std: "docker" "start" "-a" "df6a82e10b74b84a96f52f07e72f7e6f29384fca07845efdda66a045b808c9f3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking libc v0.2.33 [INFO] [stderr] Checking num-traits v0.1.40 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking bitflags v0.4.0 [INFO] [stderr] Checking encode_unicode v0.1.3 [INFO] [stderr] Checking vec_map v0.8.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking either v1.3.0 [INFO] [stderr] Checking textwrap v0.9.0 [INFO] [stderr] Checking itertools v0.7.2 [INFO] [stderr] Checking num-integer v0.1.35 [INFO] [stderr] Checking rand v0.3.17 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking atty v0.2.3 [INFO] [stderr] Checking clap v2.27.1 [INFO] [stderr] Checking num-iter v0.1.34 [INFO] [stderr] Checking num-bigint v0.1.40 [INFO] [stderr] Checking num-complex v0.1.40 [INFO] [stderr] Checking rustyline v1.0.0 [INFO] [stderr] Checking num-rational v0.1.39 [INFO] [stderr] Checking num v0.1.40 [INFO] [stderr] Checking rok v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::id` [INFO] [stdout] --> src/asm/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::process::id; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::process::id` [INFO] [stdout] --> src/asm/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::process::id; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/lang/mod.rs:11:27 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn read_eval(s: &str, scope: &mut Scope) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `scope` [INFO] [stdout] --> src/lang/mod.rs:11:27 [INFO] [stdout] | [INFO] [stdout] 11 | pub fn read_eval(s: &str, scope: &mut Scope) -> Result { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_scope` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rt/mod.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut p = &mut self.procs[0]; [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/rt/mod.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut p = &mut self.procs[0]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pc` [INFO] [stdout] --> src/rt/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | pc: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cond` [INFO] [stdout] --> src/rt/mod.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | cond: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take_32` [INFO] [stdout] --> src/rt/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | fn take_32(buf: &[u8]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take_64` [INFO] [stdout] --> src/rt/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | fn take_64(buf: &[u8]) -> u64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code` [INFO] [stdout] --> src/rt/mod.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | code: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/rt/mod.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | let mut p = &mut self.procs[0]; [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/rt/mod.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut p = &mut self.procs[0]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pc` [INFO] [stdout] --> src/rt/mod.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | pc: usize, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cond` [INFO] [stdout] --> src/rt/mod.rs:14:9 [INFO] [stdout] | [INFO] [stdout] 14 | cond: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take_32` [INFO] [stdout] --> src/rt/mod.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 32 | fn take_32(buf: &[u8]) -> u32 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `take_64` [INFO] [stdout] --> src/rt/mod.rs:37:12 [INFO] [stdout] | [INFO] [stdout] 37 | fn take_64(buf: &[u8]) -> u64 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `code` [INFO] [stdout] --> src/rt/mod.rs:97:5 [INFO] [stdout] | [INFO] [stdout] 97 | code: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.08s [INFO] running `Command { std: "docker" "inspect" "df6a82e10b74b84a96f52f07e72f7e6f29384fca07845efdda66a045b808c9f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "df6a82e10b74b84a96f52f07e72f7e6f29384fca07845efdda66a045b808c9f3", kill_on_drop: false }` [INFO] [stdout] df6a82e10b74b84a96f52f07e72f7e6f29384fca07845efdda66a045b808c9f3