[INFO] cloning repository https://github.com/lambertjamesd/rspl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lambertjamesd/rspl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambertjamesd%2Frspl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambertjamesd%2Frspl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 48ff3daaee846fe63d1809cf677a4661f4d05c73
[INFO] checking lambertjamesd/rspl against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambertjamesd%2Frspl" "/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/lambertjamesd/rspl
[INFO] finished tweaking git repo https://github.com/lambertjamesd/rspl
[INFO] tweaked toml for git repo https://github.com/lambertjamesd/rspl written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lambertjamesd/rspl on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lambertjamesd/rspl 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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 lambertjamesd/rspl against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flambertjamesd%2Frspl" "/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/lambertjamesd/rspl
[INFO] finished tweaking git repo https://github.com/lambertjamesd/rspl
[INFO] tweaked toml for git repo https://github.com/lambertjamesd/rspl written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lambertjamesd/rspl on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lambertjamesd/rspl 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 122dec7f6697542c7e06ad323bd9202c7c164fa79c2a91efafa762b0558ff53e
[INFO] running `Command { std: "docker" "start" "-a" "122dec7f6697542c7e06ad323bd9202c7c164fa79c2a91efafa762b0558ff53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "122dec7f6697542c7e06ad323bd9202c7c164fa79c2a91efafa762b0558ff53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "122dec7f6697542c7e06ad323bd9202c7c164fa79c2a91efafa762b0558ff53e", kill_on_drop: false }`
[INFO] [stdout] 122dec7f6697542c7e06ad323bd9202c7c164fa79c2a91efafa762b0558ff53e
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33135c6ddb19905e310ef93890f34c7ebbd7220483b27997bebeeb2a28465527
[INFO] running `Command { std: "docker" "start" "-a" "33135c6ddb19905e310ef93890f34c7ebbd7220483b27997bebeeb2a28465527", kill_on_drop: false }`
[INFO] [stderr]     Checking rspl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let tokens = tokenizer::tokenize(&source);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokens`
[INFO] [stdout]   --> src/main.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let tokens = tokenizer::tokenize(&source);
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokens`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `src_id`, `at`, and `end` are never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SourceLocation {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 13 |     src_id: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     at: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 15 |     end: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `src_id`, `at`, and `end` are never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SourceLocation {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 13 |     src_id: u32,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 14 |     at: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 15 |     end: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value`, `token_type`, and `location` are never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     token_type: tokentype::TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 21 |     location: SourceLocation,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Integer` and `FixedPointNumber` are never constructed
[INFO] [stdout]   --> src/tokenizer/tokentype.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     Integer,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     FixedPointNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `value`, `token_type`, and `location` are never read
[INFO] [stdout]   --> src/tokenizer/mod.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Token {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 19 |     value: String,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 20 |     token_type: tokentype::TokenType,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 21 |     location: SourceLocation,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Integer` and `FixedPointNumber` are never constructed
[INFO] [stdout]   --> src/tokenizer/tokentype.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  3 | pub enum TokenType {
[INFO] [stdout]    |          --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     Integer,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 10 |     FixedPointNumber,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "33135c6ddb19905e310ef93890f34c7ebbd7220483b27997bebeeb2a28465527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33135c6ddb19905e310ef93890f34c7ebbd7220483b27997bebeeb2a28465527", kill_on_drop: false }`
[INFO] [stdout] 33135c6ddb19905e310ef93890f34c7ebbd7220483b27997bebeeb2a28465527