[INFO] cloning repository https://github.com/mverleg/psh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mverleg/psh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fpsh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fpsh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e62d3a18f70d07a8062e71f0733528b30a2ce8fe
[INFO] checking mverleg/psh against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmverleg%2Fpsh" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mverleg/psh on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/mverleg/psh
[INFO] finished tweaking git repo https://github.com/mverleg/psh
[INFO] tweaked toml for git repo https://github.com/mverleg/psh written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mverleg/psh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bump_alloc v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33b2182dddf1377d0adb4740b7acdd2aa6ab874f18828e858b55783934edc1bc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "33b2182dddf1377d0adb4740b7acdd2aa6ab874f18828e858b55783934edc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33b2182dddf1377d0adb4740b7acdd2aa6ab874f18828e858b55783934edc1bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33b2182dddf1377d0adb4740b7acdd2aa6ab874f18828e858b55783934edc1bc", kill_on_drop: false }`
[INFO] [stdout] 33b2182dddf1377d0adb4740b7acdd2aa6ab874f18828e858b55783934edc1bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0dfe4178e8d62fc370b51a975676be14550f03d1420485e550df952c235faf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3c0dfe4178e8d62fc370b51a975676be14550f03d1420485e550df952c235faf", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking bump_alloc v0.1.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking psh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `script_py3`
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (script_py3, psh_params) = parse_script(script_psh, &cli_args)?;
[INFO] [stdout]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_script_py3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]   --> src/parse.rs:60:45
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn parse_script(mut psh_script: String, arguments: &Arguments) -> Res<(String, Vec<Param>)> {
[INFO] [stdout]    |                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parse.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn parse_script(mut psh_script: String, arguments: &Arguments) -> Res<(String, Vec<Param>)> {
[INFO] [stdout]    |                     ----^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `script_py3`
[INFO] [stdout]   --> src/main.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 |     let (script_py3, psh_params) = parse_script(script_psh, &cli_args)?;
[INFO] [stdout]    |          ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_script_py3`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arguments`
[INFO] [stdout]   --> src/parse.rs:60:45
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn parse_script(mut psh_script: String, arguments: &Arguments) -> Res<(String, Vec<Param>)> {
[INFO] [stdout]    |                                             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_arguments`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/parse.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 | pub fn parse_script(mut psh_script: String, arguments: &Arguments) -> Res<(String, Vec<Param>)> {
[INFO] [stdout]    |                     ----^^^^^^^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.39s
[INFO] running `Command { std: "docker" "inspect" "3c0dfe4178e8d62fc370b51a975676be14550f03d1420485e550df952c235faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0dfe4178e8d62fc370b51a975676be14550f03d1420485e550df952c235faf", kill_on_drop: false }`
[INFO] [stdout] 3c0dfe4178e8d62fc370b51a975676be14550f03d1420485e550df952c235faf