[INFO] fetching crate finn-assembler 0.2.2...
[INFO] checking finn-assembler-0.2.2 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate finn-assembler 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate finn-assembler 0.2.2 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate finn-assembler 0.2.2
[INFO] finished tweaking crates.io crate finn-assembler 0.2.2
[INFO] tweaked toml for crates.io crate finn-assembler 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 683d114059f7d794522719a738d81ac63a892f4d3f910ff50d180457d5dc8ce4
[INFO] running `Command { std: "docker" "start" "-a" "683d114059f7d794522719a738d81ac63a892f4d3f910ff50d180457d5dc8ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "683d114059f7d794522719a738d81ac63a892f4d3f910ff50d180457d5dc8ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "683d114059f7d794522719a738d81ac63a892f4d3f910ff50d180457d5dc8ce4", kill_on_drop: false }`
[INFO] [stdout] 683d114059f7d794522719a738d81ac63a892f4d3f910ff50d180457d5dc8ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d3f18f1177f07649d743f2ab018e11a10388e8da559206a0101c831d06f08fa
[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" "7d3f18f1177f07649d743f2ab018e11a10388e8da559206a0101c831d06f08fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking finn-assembler v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `title`
[INFO] [stdout]   --> src/stdout.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn title() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `title`
[INFO] [stdout]   --> src/stdout.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub fn title() {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.28s
[INFO] running `Command { std: "docker" "inspect" "7d3f18f1177f07649d743f2ab018e11a10388e8da559206a0101c831d06f08fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d3f18f1177f07649d743f2ab018e11a10388e8da559206a0101c831d06f08fa", kill_on_drop: false }`
[INFO] [stdout] 7d3f18f1177f07649d743f2ab018e11a10388e8da559206a0101c831d06f08fa