[INFO] fetching crate qr-specs 0.1.0...
[INFO] testing qr-specs-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate qr-specs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate qr-specs 0.1.0
[INFO] finished tweaking crates.io crate qr-specs 0.1.0
[INFO] tweaked toml for crates.io crate qr-specs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate qr-specs 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93c247f847265c6eaf36aef159d7ea11353aa1937769d268b70f4cccdd968729
[INFO] running `Command { std: "docker" "start" "-a" "93c247f847265c6eaf36aef159d7ea11353aa1937769d268b70f4cccdd968729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93c247f847265c6eaf36aef159d7ea11353aa1937769d268b70f4cccdd968729", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c247f847265c6eaf36aef159d7ea11353aa1937769d268b70f4cccdd968729", kill_on_drop: false }`
[INFO] [stdout] 93c247f847265c6eaf36aef159d7ea11353aa1937769d268b70f4cccdd968729
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b39279a705e3faa5823b7b66efae89dab04a314bfc9aba3bf0f888813de303eb
[INFO] running `Command { std: "docker" "start" "-a" "b39279a705e3faa5823b7b66efae89dab04a314bfc9aba3bf0f888813de303eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling qr-specs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]  --> src/utils.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "b39279a705e3faa5823b7b66efae89dab04a314bfc9aba3bf0f888813de303eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b39279a705e3faa5823b7b66efae89dab04a314bfc9aba3bf0f888813de303eb", kill_on_drop: false }`
[INFO] [stdout] b39279a705e3faa5823b7b66efae89dab04a314bfc9aba3bf0f888813de303eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0af8e85b48e4a4996b629b71ea0618ffd98b1f3a221dce76a5b208dade2d4e4b
[INFO] running `Command { std: "docker" "start" "-a" "0af8e85b48e4a4996b629b71ea0618ffd98b1f3a221dce76a5b208dade2d4e4b", kill_on_drop: false }`
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]  --> src/utils.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling qr-specs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `escape` is never used
[INFO] [stdout]  --> src/utils.rs:1:15
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stdout]   |               ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "0af8e85b48e4a4996b629b71ea0618ffd98b1f3a221dce76a5b208dade2d4e4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0af8e85b48e4a4996b629b71ea0618ffd98b1f3a221dce76a5b208dade2d4e4b", kill_on_drop: false }`
[INFO] [stdout] 0af8e85b48e4a4996b629b71ea0618ffd98b1f3a221dce76a5b208dade2d4e4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fd2568590c9043633c5903a9d2bc2811464440b43a493a4abd98c873f7a6ab5b
[INFO] running `Command { std: "docker" "start" "-a" "fd2568590c9043633c5903a9d2bc2811464440b43a493a4abd98c873f7a6ab5b", kill_on_drop: false }`
[INFO] [stderr] warning: function `escape` is never used
[INFO] [stderr]  --> src/utils.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub(crate) fn escape(input: &str) -> String {
[INFO] [stderr]   |               ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `qr-specs` (lib) generated 1 warning
[INFO] [stderr] warning: `qr-specs` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/qr_specs-17c0a88588226381)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests qr_specs
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd2568590c9043633c5903a9d2bc2811464440b43a493a4abd98c873f7a6ab5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd2568590c9043633c5903a9d2bc2811464440b43a493a4abd98c873f7a6ab5b", kill_on_drop: false }`
[INFO] [stdout] fd2568590c9043633c5903a9d2bc2811464440b43a493a4abd98c873f7a6ab5b