[INFO] cloning repository https://github.com/remram44/locked-pancake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remram44/locked-pancake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38b800ea5e89a9c21f7b8956eb15631f18ae9f73
[INFO] checking remram44/locked-pancake against try#b28cc4eb48a6415b914e8ad0308be255ff8d73ed for pr-156508
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/remram44/locked-pancake
[INFO] finished tweaking git repo https://github.com/remram44/locked-pancake
[INFO] tweaked toml for git repo https://github.com/remram44/locked-pancake written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/remram44/locked-pancake on toolchain b28cc4eb48a6415b914e8ad0308be255ff8d73ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/remram44/locked-pancake 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" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking remram44/locked-pancake against try#b28cc4eb48a6415b914e8ad0308be255ff8d73ed for pr-156508
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremram44%2Flocked-pancake" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/remram44/locked-pancake
[INFO] finished tweaking git repo https://github.com/remram44/locked-pancake
[INFO] tweaked toml for git repo https://github.com/remram44/locked-pancake written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/remram44/locked-pancake on toolchain b28cc4eb48a6415b914e8ad0308be255ff8d73ed
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/remram44/locked-pancake 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" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "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 num-derive v0.3.1
[INFO] [stderr]   Downloaded syn v1.0.38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91e4881712d36257afb02eb61785776617dea4c4ac2f709f384d111de43d1d3c
[INFO] running `Command { std: "docker" "start" "-a" "91e4881712d36257afb02eb61785776617dea4c4ac2f709f384d111de43d1d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e4881712d36257afb02eb61785776617dea4c4ac2f709f384d111de43d1d3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e4881712d36257afb02eb61785776617dea4c4ac2f709f384d111de43d1d3c", kill_on_drop: false }`
[INFO] [stdout] 91e4881712d36257afb02eb61785776617dea4c4ac2f709f384d111de43d1d3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b28cc4eb48a6415b914e8ad0308be255ff8d73ed" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 044847aaae87088ebff0572ff3dd1bc4ede88f3123fe1f23fa7aea4969b5885f
[INFO] running `Command { std: "docker" "start" "-a" "044847aaae87088ebff0572ff3dd1bc4ede88f3123fe1f23fa7aea4969b5885f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking lpc-memory v0.1.0 (/opt/rustwide/workdir/gc)
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> gc/src/lib.rs:148:17
[INFO] [stdout]     |
[INFO] [stdout] 148 |         Integer(i32),
[INFO] [stdout]     |         ------- ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 148 -         Integer(i32),
[INFO] [stdout] 148 +         Integer(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-derive v0.3.1
[INFO] [stderr]     Checking lpc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     (None, None) => return Ok(true),
[INFO] [stdout]     |                                            -- ^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] help: the type constructed contains `bool` due to the type of the argument passed
[INFO] [stdout]    --> src/main.rs:193:44
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     (None, None) => return Ok(true),
[INFO] [stdout]     |                                            ^^^----^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this argument influences the type of `Ok`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:561:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:193:47
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     (None, None) => return Ok(true),
[INFO] [stdout]     |                                            -- ^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            arguments to this enum variant are incorrect
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] help: the type constructed contains `bool` due to the type of the argument passed
[INFO] [stdout]    --> src/main.rs:193:44
[INFO] [stdout]     |
[INFO] [stdout] 193 |                     (None, None) => return Ok(true),
[INFO] [stdout]     |                                            ^^^----^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               this argument influences the type of `Ok`
[INFO] [stdout] note: tuple variant defined here
[INFO] [stdout]    --> /rustc/b28cc4eb48a6415b914e8ad0308be255ff8d73ed/library/core/src/result.rs:561:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:441:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     match vm.execute(&mut thread, None) {
[INFO] [stdout]     |           ----------------------------- this expression has type `Result<Option<Value>, ExecError>`
[INFO] [stdout] 441 |         Ok(true) => {}
[INFO] [stdout]     |            ^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:442:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     match vm.execute(&mut thread, None) {
[INFO] [stdout]     |           ----------------------------- this expression has type `Result<Option<Value>, ExecError>`
[INFO] [stdout] 441 |         Ok(true) => {}
[INFO] [stdout] 442 |         Ok(false) => panic!("Program didn't finish"),
[INFO] [stdout]     |            ^^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:441:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     match vm.execute(&mut thread, None) {
[INFO] [stdout]     |           ----------------------------- this expression has type `Result<Option<Value>, ExecError>`
[INFO] [stdout] 441 |         Ok(true) => {}
[INFO] [stdout]     |            ^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/main.rs:442:12
[INFO] [stdout]     |
[INFO] [stdout] 440 |     match vm.execute(&mut thread, None) {
[INFO] [stdout]     |           ----------------------------- this expression has type `Result<Option<Value>, ExecError>`
[INFO] [stdout] 441 |         Ok(true) => {}
[INFO] [stdout] 442 |         Ok(false) => panic!("Program didn't finish"),
[INFO] [stdout]     |            ^^^^^ expected `Option<Value>`, found `bool`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected enum `Option<Value>`
[INFO] [stdout]                found type `bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:73:30
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn compile_text<R: Read>(file: R) -> Result<Code, CompileError> {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `file`
[INFO] [stdout]   --> src/main.rs:73:30
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn compile_text<R: Read>(file: R) -> Result<Code, CompileError> {
[INFO] [stdout]    |                              ^^^^ help: if this is intentional, prefix it with an underscore: `_file`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lpc` (bin "lpc" test) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lpc` (bin "lpc") due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "044847aaae87088ebff0572ff3dd1bc4ede88f3123fe1f23fa7aea4969b5885f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "044847aaae87088ebff0572ff3dd1bc4ede88f3123fe1f23fa7aea4969b5885f", kill_on_drop: false }`
[INFO] [stdout] 044847aaae87088ebff0572ff3dd1bc4ede88f3123fe1f23fa7aea4969b5885f
