[INFO] fetching crate xtsn 0.1.1...
[INFO] checking xtsn-0.1.1 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate xtsn 0.1.1 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate xtsn 0.1.1 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xtsn 0.1.1
[INFO] finished tweaking crates.io crate xtsn 0.1.1
[INFO] tweaked toml for crates.io crate xtsn 0.1.1 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddf4082259e6451d2c4e90ca94ddd38111420c6f5508a8d22d78469c4b437f8a
[INFO] running `Command { std: "docker" "start" "-a" "ddf4082259e6451d2c4e90ca94ddd38111420c6f5508a8d22d78469c4b437f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddf4082259e6451d2c4e90ca94ddd38111420c6f5508a8d22d78469c4b437f8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddf4082259e6451d2c4e90ca94ddd38111420c6f5508a8d22d78469c4b437f8a", kill_on_drop: false }`
[INFO] [stdout] ddf4082259e6451d2c4e90ca94ddd38111420c6f5508a8d22d78469c4b437f8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ca53b0ca691420295b5e01c652ea25caf7475239ece2f0647f865c81dc2a51
[INFO] running `Command { std: "docker" "start" "-a" "69ca53b0ca691420295b5e01c652ea25caf7475239ece2f0647f865c81dc2a51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling xtsn v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `pack`
[INFO] [stdout]    --> src/lib.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn pack(data: u128) -> Result<Vec<u8>, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpack`
[INFO] [stdout]    --> src/lib.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn unpack(data: Vec<u8>) -> Result<u128, String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xor`
[INFO] [stdout]    --> src/lib.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn xor(s1: &Vec<u8>, s2: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]     |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pack`
[INFO] [stdout]    --> src/lib.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 |     fn pack(data: u128) -> Result<Vec<u8>, String> {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `unpack`
[INFO] [stdout]    --> src/lib.rs:202:8
[INFO] [stdout]     |
[INFO] [stdout] 202 |     fn unpack(data: Vec<u8>) -> Result<u128, String> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xor`
[INFO] [stdout]    --> src/lib.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 |     fn xor(s1: &Vec<u8>, s2: &Vec<u8>) -> Vec<u8> {
[INFO] [stdout]     |        ^^^
[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 7.07s
[INFO] running `Command { std: "docker" "inspect" "69ca53b0ca691420295b5e01c652ea25caf7475239ece2f0647f865c81dc2a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ca53b0ca691420295b5e01c652ea25caf7475239ece2f0647f865c81dc2a51", kill_on_drop: false }`
[INFO] [stdout] 69ca53b0ca691420295b5e01c652ea25caf7475239ece2f0647f865c81dc2a51