[INFO] cloning repository https://github.com/jgvt5/shsh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jgvt5/shsh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fshsh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fshsh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4f1af2de8aad15e6440efde622ba74e6b13124ef
[INFO] checking jgvt5/shsh against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjgvt5%2Fshsh" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jgvt5/shsh on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jgvt5/shsh
[INFO] finished tweaking git repo https://github.com/jgvt5/shsh
[INFO] tweaked toml for git repo https://github.com/jgvt5/shsh written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/jgvt5/shsh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c64a15cbab5a2aa99bd9099b99c093a62b81240f2ca7bda6b322db62966e46dc
[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" "c64a15cbab5a2aa99bd9099b99c093a62b81240f2ca7bda6b322db62966e46dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c64a15cbab5a2aa99bd9099b99c093a62b81240f2ca7bda6b322db62966e46dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64a15cbab5a2aa99bd9099b99c093a62b81240f2ca7bda6b322db62966e46dc", kill_on_drop: false }`
[INFO] [stdout] c64a15cbab5a2aa99bd9099b99c093a62b81240f2ca7bda6b322db62966e46dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f93c20d8db8e03a3c61e120976e2506547ea3da3a62cf4e746bd82b9a270eea
[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" "4f93c20d8db8e03a3c61e120976e2506547ea3da3a62cf4e746bd82b9a270eea", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking shsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 | /     for path in paths {
[INFO] [stdout] 205 | |         let full_path = format!("{}/{}", path, name);
[INFO] [stdout] 206 | |         let p = Path::new(&full_path);
[INFO] [stdout] 207 | |         if Path::is_file(p) {
[INFO] [stdout] 208 | |             let full_path_c = CString::new(full_path).unwrap();
[INFO] [stdout] 209 | |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     | |             ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 210 | |         }
[INFO] [stdout] 211 | |     }
[INFO] [stdout]     | |_____^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 | /     for path in paths {
[INFO] [stdout] 205 | |         let full_path = format!("{}/{}", path, name);
[INFO] [stdout] 206 | |         let p = Path::new(&full_path);
[INFO] [stdout] 207 | |         if Path::is_file(p) {
[INFO] [stdout] 208 | |             let full_path_c = CString::new(full_path).unwrap();
[INFO] [stdout] 209 | |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     | |             ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 210 | |         }
[INFO] [stdout] 211 | |     }
[INFO] [stdout]     | |_____^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 | /     for path in paths {
[INFO] [stdout] 205 | |         let full_path = format!("{}/{}", path, name);
[INFO] [stdout] 206 | |         let p = Path::new(&full_path);
[INFO] [stdout] 207 | |         if Path::is_file(p) {
[INFO] [stdout] 208 | |             let full_path_c = CString::new(full_path).unwrap();
[INFO] [stdout] 209 | |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     | |             ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 210 | |         }
[INFO] [stdout] 211 | |     }
[INFO] [stdout]     | |_____^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/main.rs:204:5
[INFO] [stdout]     |
[INFO] [stdout] 204 | /     for path in paths {
[INFO] [stdout] 205 | |         let full_path = format!("{}/{}", path, name);
[INFO] [stdout] 206 | |         let p = Path::new(&full_path);
[INFO] [stdout] 207 | |         if Path::is_file(p) {
[INFO] [stdout] 208 | |             let full_path_c = CString::new(full_path).unwrap();
[INFO] [stdout] 209 | |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     | |             ------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 210 | |         }
[INFO] [stdout] 211 | |     }
[INFO] [stdout]     | |_____^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout] note: this expression has type `void::Void`, which is uninhabited
[INFO] [stdout]    --> src/main.rs:209:13
[INFO] [stdout]     |
[INFO] [stdout] 209 |             execv(&full_path_c, args.as_ref()).expect("Execution failed");
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.00s
[INFO] running `Command { std: "docker" "inspect" "4f93c20d8db8e03a3c61e120976e2506547ea3da3a62cf4e746bd82b9a270eea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f93c20d8db8e03a3c61e120976e2506547ea3da3a62cf4e746bd82b9a270eea", kill_on_drop: false }`
[INFO] [stdout] 4f93c20d8db8e03a3c61e120976e2506547ea3da3a62cf4e746bd82b9a270eea