[INFO] cloning repository https://github.com/rishiosaur/rust-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rishiosaur/rust-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiosaur%2Frust-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiosaur%2Frust-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bacbdcfdcf5cc1f6bd1393a33e1bb115c6981d40
[INFO] checking rishiosaur/rust-interpreter against try#f3d95de532264a1215023baa665c0028aecf74b1 for pr-148477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frishiosaur%2Frust-interpreter" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rishiosaur/rust-interpreter
[INFO] finished tweaking git repo https://github.com/rishiosaur/rust-interpreter
[INFO] tweaked toml for git repo https://github.com/rishiosaur/rust-interpreter written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rishiosaur/rust-interpreter on toolchain f3d95de532264a1215023baa665c0028aecf74b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rishiosaur/rust-interpreter 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" "+f3d95de532264a1215023baa665c0028aecf74b1" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 621922aa3c90176130ee07ab17ef4291a241f01aea1692c037b2fdecbb6e91f3
[INFO] running `Command { std: "docker" "start" "-a" "621922aa3c90176130ee07ab17ef4291a241f01aea1692c037b2fdecbb6e91f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "621922aa3c90176130ee07ab17ef4291a241f01aea1692c037b2fdecbb6e91f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "621922aa3c90176130ee07ab17ef4291a241f01aea1692c037b2fdecbb6e91f3", kill_on_drop: false }`
[INFO] [stdout] 621922aa3c90176130ee07ab17ef4291a241f01aea1692c037b2fdecbb6e91f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f3d95de532264a1215023baa665c0028aecf74b1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d3fbd35067d60c86031113c6660521f520861ee61005bef68570f187e42a6c9
[INFO] running `Command { std: "docker" "start" "-a" "9d3fbd35067d60c86031113c6660521f520861ee61005bef68570f187e42a6c9", kill_on_drop: false }`
[INFO] [stderr]     Checking simple-interpreter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected end of macro invocation
[INFO] [stdout]   --> src/nodes.rs:21:81
[INFO] [stdout]    |
[INFO] [stdout] 21 |         write!(format!("{} {} {}", self.left_node, self.op_tok, self.right_node))
[INFO] [stdout]    |                                                                                 ^ missing tokens in macro arguments
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `,`
[INFO] [stdout]   --> /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/macros/mod.rs:611:15
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected end of macro invocation
[INFO] [stdout]   --> src/nodes.rs:21:81
[INFO] [stdout]    |
[INFO] [stdout] 21 |         write!(format!("{} {} {}", self.left_node, self.op_tok, self.right_node))
[INFO] [stdout]    |                                                                                 ^ missing tokens in macro arguments
[INFO] [stdout]    |
[INFO] [stdout] note: while trying to match `,`
[INFO] [stdout]   --> /rustc/f3d95de532264a1215023baa665c0028aecf74b1/library/core/src/macros/mod.rs:611:15
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-interpreter` (bin "simple-interpreter") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `simple-interpreter` (bin "simple-interpreter" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9d3fbd35067d60c86031113c6660521f520861ee61005bef68570f187e42a6c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3fbd35067d60c86031113c6660521f520861ee61005bef68570f187e42a6c9", kill_on_drop: false }`
[INFO] [stdout] 9d3fbd35067d60c86031113c6660521f520861ee61005bef68570f187e42a6c9