[INFO] cloning repository https://github.com/arnasjozonis/lz78_decode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arnasjozonis/lz78_decode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Flz78_decode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Flz78_decode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 028fd8b064ec2d70dea6c06409f278b5bb848900
[INFO] checking arnasjozonis/lz78_decode against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farnasjozonis%2Flz78_decode" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arnasjozonis/lz78_decode on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arnasjozonis/lz78_decode
[INFO] finished tweaking git repo https://github.com/arnasjozonis/lz78_decode
[INFO] tweaked toml for git repo https://github.com/arnasjozonis/lz78_decode written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/arnasjozonis/lz78_decode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitbit v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 188651d61db097f84121596a5acceb9ab16b97832faef9f274c5ecd067e3f55f
[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" "188651d61db097f84121596a5acceb9ab16b97832faef9f274c5ecd067e3f55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "188651d61db097f84121596a5acceb9ab16b97832faef9f274c5ecd067e3f55f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188651d61db097f84121596a5acceb9ab16b97832faef9f274c5ecd067e3f55f", kill_on_drop: false }`
[INFO] [stdout] 188651d61db097f84121596a5acceb9ab16b97832faef9f274c5ecd067e3f55f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cecb1de04db9a2f33466985c11f53d992e9a821d67652ed3cfb8c5bd0e5ecae
[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" "4cecb1de04db9a2f33466985c11f53d992e9a821d67652ed3cfb8c5bd0e5ecae", kill_on_drop: false }`
[INFO] [stderr]     Checking bitbit v0.2.0
[INFO] [stderr]     Checking lz78_decode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `BitWriter`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bitbit::{BitWriter,BitReader};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::{SystemTime};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/main.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let newfile = filename.trim_right_matches(".lz");
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BitWriter`
[INFO] [stdout]  --> src/main.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use bitbit::{BitWriter,BitReader};
[INFO] [stdout]   |              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `SystemTime`
[INFO] [stdout]  --> src/main.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use std::time::{SystemTime};
[INFO] [stdout]   |                 ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]   --> src/main.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let newfile = filename.trim_right_matches(".lz");
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "4cecb1de04db9a2f33466985c11f53d992e9a821d67652ed3cfb8c5bd0e5ecae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cecb1de04db9a2f33466985c11f53d992e9a821d67652ed3cfb8c5bd0e5ecae", kill_on_drop: false }`
[INFO] [stdout] 4cecb1de04db9a2f33466985c11f53d992e9a821d67652ed3cfb8c5bd0e5ecae