[INFO] cloning repository https://github.com/saguUU/tower
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saguUU/tower" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsaguUU%2Ftower", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsaguUU%2Ftower'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9225a969d5ce5c134910e93a9f1e3f54b51a6ca
[INFO] checking saguUU/tower against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsaguUU%2Ftower" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saguUU/tower
[INFO] finished tweaking git repo https://github.com/saguUU/tower
[INFO] tweaked toml for git repo https://github.com/saguUU/tower written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saguUU/tower on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saguUU/tower 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "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 saguUU/tower against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FsaguUU%2Ftower" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saguUU/tower
[INFO] finished tweaking git repo https://github.com/saguUU/tower
[INFO] tweaked toml for git repo https://github.com/saguUU/tower written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saguUU/tower on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saguUU/tower 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9c5cc04cc05b7f9a904e6026ac4b4cef1dee0e60658f7829385d7f0736d97a23
[INFO] running `Command { std: "docker" "start" "-a" "9c5cc04cc05b7f9a904e6026ac4b4cef1dee0e60658f7829385d7f0736d97a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c5cc04cc05b7f9a904e6026ac4b4cef1dee0e60658f7829385d7f0736d97a23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c5cc04cc05b7f9a904e6026ac4b4cef1dee0e60658f7829385d7f0736d97a23", kill_on_drop: false }`
[INFO] [stdout] 9c5cc04cc05b7f9a904e6026ac4b4cef1dee0e60658f7829385d7f0736d97a23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea78d3b5a9f18423ccca6139c520a4129c839b9dbd5604519566247fd1b1679d
[INFO] running `Command { std: "docker" "start" "-a" "ea78d3b5a9f18423ccca6139c520a4129c839b9dbd5604519566247fd1b1679d", kill_on_drop: false }`
[INFO] [stderr]     Checking tower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]    --> src/main.rs:866:21
[INFO] [stdout]     |
[INFO] [stdout] 865 |                         Statement::If(_, if_statement) | Statement::IfNot(_, if_statement) => 
[INFO] [stdout]     |                                                                                            -- while parsing the `match` arm starting here
[INFO] [stdout] 866 |                     }
[INFO] [stdout]     |                     ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected expression, found `}`
[INFO] [stdout]    --> src/main.rs:866:21
[INFO] [stdout]     |
[INFO] [stdout] 865 |                         Statement::If(_, if_statement) | Statement::IfNot(_, if_statement) => 
[INFO] [stdout]     |                                                                                            -- while parsing the `match` arm starting here
[INFO] [stdout] 866 |                     }
[INFO] [stdout]     |                     ^ expected expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_list`
[INFO] [stdout]    --> src/main.rs:757:24
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn from_token_list(token_list: &TokenList, start: usize) -> (Self, usize) {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_list`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> src/main.rs:757:48
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn from_token_list(token_list: &TokenList, start: usize) -> (Self, usize) {
[INFO] [stdout]     |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `token_list`
[INFO] [stdout]    --> src/main.rs:757:24
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn from_token_list(token_list: &TokenList, start: usize) -> (Self, usize) {
[INFO] [stdout]     |                        ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_token_list`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start`
[INFO] [stdout]    --> src/main.rs:757:48
[INFO] [stdout]     |
[INFO] [stdout] 757 |     fn from_token_list(token_list: &TokenList, start: usize) -> (Self, usize) {
[INFO] [stdout]     |                                                ^^^^^ help: if this is intentional, prefix it with an underscore: `_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tower` (bin "tower") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tower` (bin "tower" test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ea78d3b5a9f18423ccca6139c520a4129c839b9dbd5604519566247fd1b1679d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea78d3b5a9f18423ccca6139c520a4129c839b9dbd5604519566247fd1b1679d", kill_on_drop: false }`
[INFO] [stdout] ea78d3b5a9f18423ccca6139c520a4129c839b9dbd5604519566247fd1b1679d