[INFO] cloning repository https://github.com/carbon-creations/badshell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carbon-creations/badshell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-creations%2Fbadshell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-creations%2Fbadshell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55dc2cc3019231963f7c84689aa127addfd8ea6b
[INFO] checking carbon-creations/badshell against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-creations%2Fbadshell" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carbon-creations/badshell
[INFO] finished tweaking git repo https://github.com/carbon-creations/badshell
[INFO] tweaked toml for git repo https://github.com/carbon-creations/badshell written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carbon-creations/badshell on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carbon-creations/badshell 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" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "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 carbon-creations/badshell against try#50d7e48beb74b48bd17c3749bfb73843c9ae0166 for pr-151102
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-creations%2Fbadshell" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/carbon-creations/badshell
[INFO] finished tweaking git repo https://github.com/carbon-creations/badshell
[INFO] tweaked toml for git repo https://github.com/carbon-creations/badshell written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/carbon-creations/badshell on toolchain 50d7e48beb74b48bd17c3749bfb73843c9ae0166
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/carbon-creations/badshell 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" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6a247acaad7a7592cbbbdb5f6cd117f12939a444f1a27e1d45a3419cf17f572
[INFO] running `Command { std: "docker" "start" "-a" "c6a247acaad7a7592cbbbdb5f6cd117f12939a444f1a27e1d45a3419cf17f572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6a247acaad7a7592cbbbdb5f6cd117f12939a444f1a27e1d45a3419cf17f572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6a247acaad7a7592cbbbdb5f6cd117f12939a444f1a27e1d45a3419cf17f572", kill_on_drop: false }`
[INFO] [stdout] c6a247acaad7a7592cbbbdb5f6cd117f12939a444f1a27e1d45a3419cf17f572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+50d7e48beb74b48bd17c3749bfb73843c9ae0166" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9eaf463673a99cfa7a2ac63c305b26859a38598a1305c05b977bfd47cd779a4
[INFO] running `Command { std: "docker" "start" "-a" "a9eaf463673a99cfa7a2ac63c305b26859a38598a1305c05b977bfd47cd779a4", kill_on_drop: false }`
[INFO] [stderr]     Checking badshell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected one of `.`, `?`, `{`, or an operator, found keyword `let`
[INFO] [stdout]   --> src/main.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let stdin = match prev_stdout.take()
[INFO] [stdout]    |                             -----                   - expected one of `.`, `?`, `{`, or an operator
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             while parsing this `match` expression
[INFO] [stdout] ...
[INFO] [stdout] 62 |                     let mut cmd = Command::new(command);
[INFO] [stdout]    |                     ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `.`, `?`, `{`, or an operator, found keyword `let`
[INFO] [stdout]   --> src/main.rs:62:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let stdin = match prev_stdout.take()
[INFO] [stdout]    |                             -----                   - expected one of `.`, `?`, `{`, or an operator
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             while parsing this `match` expression
[INFO] [stdout] ...
[INFO] [stdout] 62 |                     let mut cmd = Command::new(command);
[INFO] [stdout]    |                     ^^^ unexpected token
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     process::{Child, Command, Stdio},
[INFO] [stdout]   |                      ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command` and `Stdio`
[INFO] [stdout]  --> src/main.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     process::{Child, Command, Stdio},
[INFO] [stdout]   |                      ^^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `badshell` (bin "badshell") due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `badshell` (bin "badshell" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a9eaf463673a99cfa7a2ac63c305b26859a38598a1305c05b977bfd47cd779a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9eaf463673a99cfa7a2ac63c305b26859a38598a1305c05b977bfd47cd779a4", kill_on_drop: false }`
[INFO] [stdout] a9eaf463673a99cfa7a2ac63c305b26859a38598a1305c05b977bfd47cd779a4