[INFO] cloning repository https://github.com/totem3/machine [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/totem3/machine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Fmachine", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Fmachine'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 405ae9a044e0dbe08e4801cc50a9141509b541f3 [INFO] checking totem3/machine against master#bb89df6903539e7014b8db29bccd6a9ee9553122 for pr-121072 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Fmachine" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/totem3/machine on toolchain bb89df6903539e7014b8db29bccd6a9ee9553122 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb89df6903539e7014b8db29bccd6a9ee9553122" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/totem3/machine [INFO] finished tweaking git repo https://github.com/totem3/machine [INFO] tweaked toml for git repo https://github.com/totem3/machine written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/totem3/machine 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" "+bb89df6903539e7014b8db29bccd6a9ee9553122" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking totem3/machine against try#e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0 for pr-121072 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftotem3%2Fmachine" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/totem3/machine on toolchain e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/totem3/machine [INFO] finished tweaking git repo https://github.com/totem3/machine [INFO] tweaked toml for git repo https://github.com/totem3/machine written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/totem3/machine 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" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded env_logger v0.3.5 [INFO] [stderr] Downloaded thread-id v2.0.0 [INFO] [stderr] Downloaded memchr v0.1.11 [INFO] [stderr] Downloaded utf8-ranges v0.1.3 [INFO] [stderr] Downloaded log v0.3.6 [INFO] [stderr] Downloaded thread_local v0.2.7 [INFO] [stderr] Downloaded regex-syntax v0.3.9 [INFO] [stderr] Downloaded libc v0.2.17 [INFO] [stderr] Downloaded aho-corasick v0.5.3 [INFO] [stderr] Downloaded regex v0.1.80 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 54ae6140474e3d1ad6064f348da24dbb516525e2d7a22f1312d28ab282001486 [INFO] running `Command { std: "docker" "start" "-a" "54ae6140474e3d1ad6064f348da24dbb516525e2d7a22f1312d28ab282001486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54ae6140474e3d1ad6064f348da24dbb516525e2d7a22f1312d28ab282001486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54ae6140474e3d1ad6064f348da24dbb516525e2d7a22f1312d28ab282001486", kill_on_drop: false }` [INFO] [stdout] 54ae6140474e3d1ad6064f348da24dbb516525e2d7a22f1312d28ab282001486 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e2d5da3bc6e298ce5f33ab9bd4e47f6a307ec8d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d75408d1a5f3687f6ba27b9874d7cf8a6b5ba507c55492a15a7414361b1030e [INFO] running `Command { std: "docker" "start" "-a" "4d75408d1a5f3687f6ba27b9874d7cf8a6b5ba507c55492a15a7414361b1030e", kill_on_drop: false }` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Checking libc v0.2.17 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking log v0.3.6 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking vm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ops.rs:9:34 [INFO] [stdout] | [INFO] [stdout] 9 | fn set(&mut self, addr: u16, W); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: W` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `super::super::ops::ByteContainer` [INFO] [stdout] --> src/cpu.rs:174:9 [INFO] [stdout] | [INFO] [stdout] 174 | use super::super::ops::ByteContainer; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ops.rs:9:34 [INFO] [stdout] | [INFO] [stdout] 9 | fn set(&mut self, addr: u16, W); [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: W` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lop` [INFO] [stdout] --> src/instruction.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rop` [INFO] [stdout] --> src/instruction.rs:38:40 [INFO] [stdout] | [INFO] [stdout] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lop` [INFO] [stdout] --> src/instruction.rs:41:32 [INFO] [stdout] | [INFO] [stdout] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rop` [INFO] [stdout] --> src/instruction.rs:41:41 [INFO] [stdout] | [INFO] [stdout] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/instruction.rs:51:33 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Immediate16` [INFO] [stdout] --> src/instruction.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Immediate16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/instruction.rs:52:21 [INFO] [stdout] | [INFO] [stdout] 52 | let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpu` [INFO] [stdout] --> src/instruction.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | fn load(&self, cpu: &mut Cpu, args: Vec) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cpu` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Immediate16` should have a snake case name [INFO] [stdout] --> src/instruction.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `immediate16` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/cpu.rs:191:13 [INFO] [stdout] | [INFO] [stdout] 191 | let mut b = match cpu.reg16(Register16::SP) { [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/cpu.rs:204:13 [INFO] [stdout] | [INFO] [stdout] 204 | let mut b = match cpu.reg16(Register16::BC) { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lop` [INFO] [stdout] --> src/instruction.rs:38:31 [INFO] [stdout] | [INFO] [stdout] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lop` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rop` [INFO] [stdout] --> src/instruction.rs:38:40 [INFO] [stdout] | [INFO] [stdout] 38 | Operation::Ld(ref lop, ref rop) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lop` [INFO] [stdout] --> src/instruction.rs:41:32 [INFO] [stdout] | [INFO] [stdout] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_lop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rop` [INFO] [stdout] --> src/instruction.rs:41:41 [INFO] [stdout] | [INFO] [stdout] 41 | Operation::Add(ref lop, ref rop) => {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rop` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `num` [INFO] [stdout] --> src/instruction.rs:51:33 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Immediate16` [INFO] [stdout] --> src/instruction.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_Immediate16` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `val` [INFO] [stdout] --> src/instruction.rs:52:21 [INFO] [stdout] | [INFO] [stdout] 52 | let val: u16 = ((args[1] as u16) << 8) | (args[0] as u16); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_val` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpu` [INFO] [stdout] --> src/instruction.rs:45:20 [INFO] [stdout] | [INFO] [stdout] 45 | fn load(&self, cpu: &mut Cpu, args: Vec) { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cpu` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Immediate16` should have a snake case name [INFO] [stdout] --> src/instruction.rs:51:43 [INFO] [stdout] | [INFO] [stdout] 51 | (Operand::Reg16(ref num), ref Immediate16) => { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `immediate16` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.37s [INFO] running `Command { std: "docker" "inspect" "4d75408d1a5f3687f6ba27b9874d7cf8a6b5ba507c55492a15a7414361b1030e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d75408d1a5f3687f6ba27b9874d7cf8a6b5ba507c55492a15a7414361b1030e", kill_on_drop: false }` [INFO] [stdout] 4d75408d1a5f3687f6ba27b9874d7cf8a6b5ba507c55492a15a7414361b1030e