[INFO] cloning repository https://github.com/T-O-R-U-S/crypot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/T-O-R-U-S/crypot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT-O-R-U-S%2Fcrypot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT-O-R-U-S%2Fcrypot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c60a141ffc1f8a05cb47dfffd7f4297a9a20bf73
[INFO] testing T-O-R-U-S/crypot against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FT-O-R-U-S%2Fcrypot" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/T-O-R-U-S/crypot on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/T-O-R-U-S/crypot
[INFO] finished tweaking git repo https://github.com/T-O-R-U-S/crypot
[INFO] tweaked toml for git repo https://github.com/T-O-R-U-S/crypot written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/T-O-R-U-S/crypot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c5fee79aed4b8bc6fe1a8f0b0134baec060b614953b430145f6655456a854d5
[INFO] running `Command { std: "docker" "start" "-a" "6c5fee79aed4b8bc6fe1a8f0b0134baec060b614953b430145f6655456a854d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c5fee79aed4b8bc6fe1a8f0b0134baec060b614953b430145f6655456a854d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c5fee79aed4b8bc6fe1a8f0b0134baec060b614953b430145f6655456a854d5", kill_on_drop: false }`
[INFO] [stdout] 6c5fee79aed4b8bc6fe1a8f0b0134baec060b614953b430145f6655456a854d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba5cfae129c2a2b7fb8477e67a5259c6db7a5e3c5a13710205ed2186349c7a52
[INFO] running `Command { std: "docker" "start" "-a" "ba5cfae129c2a2b7fb8477e67a5259c6db7a5e3c5a13710205ed2186349c7a52", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crypot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `codephrase`
[INFO] [stdout]   --> src/main.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn decrypt(file_handle: &mut File, codephrase:&[u8]) -> Result<()> {
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_codephrase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut file_final:Vec<char> = Vec::new();
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.33s
[INFO] running `Command { std: "docker" "inspect" "ba5cfae129c2a2b7fb8477e67a5259c6db7a5e3c5a13710205ed2186349c7a52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5cfae129c2a2b7fb8477e67a5259c6db7a5e3c5a13710205ed2186349c7a52", kill_on_drop: false }`
[INFO] [stdout] ba5cfae129c2a2b7fb8477e67a5259c6db7a5e3c5a13710205ed2186349c7a52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250b044e6ca08356dd971ec1f0a25e40cc708673e175f284545b949f7e57e974
[INFO] running `Command { std: "docker" "start" "-a" "250b044e6ca08356dd971ec1f0a25e40cc708673e175f284545b949f7e57e974", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling crypot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `codephrase`
[INFO] [stdout]   --> src/main.rs:36:36
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn decrypt(file_handle: &mut File, codephrase:&[u8]) -> Result<()> {
[INFO] [stdout]    |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_codephrase`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let mut file_final:Vec<char> = Vec::new();
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "250b044e6ca08356dd971ec1f0a25e40cc708673e175f284545b949f7e57e974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250b044e6ca08356dd971ec1f0a25e40cc708673e175f284545b949f7e57e974", kill_on_drop: false }`
[INFO] [stdout] 250b044e6ca08356dd971ec1f0a25e40cc708673e175f284545b949f7e57e974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c1c7d7384cf9ba1f8550c0e806237c1cd1fa36bfc950497a92d4be630f36cdf
[INFO] running `Command { std: "docker" "start" "-a" "1c1c7d7384cf9ba1f8550c0e806237c1cd1fa36bfc950497a92d4be630f36cdf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `codephrase`
[INFO] [stderr]   --> src/main.rs:36:36
[INFO] [stderr]    |
[INFO] [stderr] 36 | fn decrypt(file_handle: &mut File, codephrase:&[u8]) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_codephrase`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut file_final:Vec<char> = Vec::new();
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `crypot` (bin "crypot" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.73s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/crypot-1c1a4bfb1293c7ba)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1c1c7d7384cf9ba1f8550c0e806237c1cd1fa36bfc950497a92d4be630f36cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c1c7d7384cf9ba1f8550c0e806237c1cd1fa36bfc950497a92d4be630f36cdf", kill_on_drop: false }`
[INFO] [stdout] 1c1c7d7384cf9ba1f8550c0e806237c1cd1fa36bfc950497a92d4be630f36cdf