[INFO] fetching crate base128 0.1.0...
[INFO] checking base128-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate base128 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate base128 0.1.0
[INFO] finished tweaking crates.io crate base128 0.1.0
[INFO] tweaked toml for crates.io crate base128 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate base128 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a99734ca029d1385b7e4c1fdf9deac1c703ab5d519f977cadbbb17ef954e752
[INFO] running `Command { std: "docker" "start" "-a" "7a99734ca029d1385b7e4c1fdf9deac1c703ab5d519f977cadbbb17ef954e752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a99734ca029d1385b7e4c1fdf9deac1c703ab5d519f977cadbbb17ef954e752", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a99734ca029d1385b7e4c1fdf9deac1c703ab5d519f977cadbbb17ef954e752", kill_on_drop: false }`
[INFO] [stdout] 7a99734ca029d1385b7e4c1fdf9deac1c703ab5d519f977cadbbb17ef954e752
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5830ec373c4a112dcc2ac0e8d6121c13219c952cadf08e0e3912c4f711d7a3e5
[INFO] running `Command { std: "docker" "start" "-a" "5830ec373c4a112dcc2ac0e8d6121c13219c952cadf08e0e3912c4f711d7a3e5", kill_on_drop: false }`
[INFO] [stderr]     Checking base128 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/lib.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn encode(data: impl AsRef<[u8]>) -> Vec<u8> {
[INFO] [stdout]   |           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/lib.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn decode(data: impl AsRef<[u8]>) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn encode(data: impl AsRef<[u8]>) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/lib.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn decode(data: impl AsRef<[u8]>) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/lib.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn encode(data: impl AsRef<[u8]>) -> Vec<u8> {
[INFO] [stdout]   |           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]   --> src/lib.rs:12:11
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn decode(data: impl AsRef<[u8]>) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]    |           ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `encode` is never used
[INFO] [stdout]  --> src/lib.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn encode(data: impl AsRef<[u8]>) -> Vec<u8> {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `decode` is never used
[INFO] [stdout]   --> src/lib.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn decode(data: impl AsRef<[u8]>) -> Result<Vec<u8>, Box<dyn Error>> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "5830ec373c4a112dcc2ac0e8d6121c13219c952cadf08e0e3912c4f711d7a3e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5830ec373c4a112dcc2ac0e8d6121c13219c952cadf08e0e3912c4f711d7a3e5", kill_on_drop: false }`
[INFO] [stdout] 5830ec373c4a112dcc2ac0e8d6121c13219c952cadf08e0e3912c4f711d7a3e5