[INFO] fetching crate dejavu-runtime 0.1.1...
[INFO] checking dejavu-runtime-0.1.1 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate dejavu-runtime 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate dejavu-runtime 0.1.1
[INFO] finished tweaking crates.io crate dejavu-runtime 0.1.1
[INFO] tweaked toml for crates.io crate dejavu-runtime 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dejavu-runtime 0.1.1 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 309abb2708d9b2f40895e32f928edc85fbb2bd4b4dd7fff5c2733cac49f3db89
[INFO] running `Command { std: "docker" "start" "-a" "309abb2708d9b2f40895e32f928edc85fbb2bd4b4dd7fff5c2733cac49f3db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "309abb2708d9b2f40895e32f928edc85fbb2bd4b4dd7fff5c2733cac49f3db89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "309abb2708d9b2f40895e32f928edc85fbb2bd4b4dd7fff5c2733cac49f3db89", kill_on_drop: false }`
[INFO] [stdout] 309abb2708d9b2f40895e32f928edc85fbb2bd4b4dd7fff5c2733cac49f3db89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 4eaa340457a6a266033502c5d4e752acd30bfb7af375a5bf4ebac592d4563ca1
[INFO] running `Command { std: "docker" "start" "-a" "4eaa340457a6a266033502c5d4e752acd30bfb7af375a5bf4ebac592d4563ca1", kill_on_drop: false }`
[INFO] [stderr]     Checking dejavu-runtime v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Escaped` is never constructed
[INFO] [stdout]   --> src/display/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Escaped<'a, E>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]   --> src/display/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Escaped` is never constructed
[INFO] [stdout]   --> src/display/mod.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Escaped<'a, E>
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]   --> src/display/mod.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub fn escape<E>(string: &str, escaper: E) -> Escaped<'_, E>
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "4eaa340457a6a266033502c5d4e752acd30bfb7af375a5bf4ebac592d4563ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eaa340457a6a266033502c5d4e752acd30bfb7af375a5bf4ebac592d4563ca1", kill_on_drop: false }`
[INFO] [stdout] 4eaa340457a6a266033502c5d4e752acd30bfb7af375a5bf4ebac592d4563ca1