[INFO] fetching crate qr-specs 0.1.0...
[INFO] testing qr-specs-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate qr-specs 0.1.0 into /workspace/builds/worker-7-tc1/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-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate qr-specs 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 073f44b54b5766b59bef5a334f26339460ec137dead6337b2927cb7fbb7fe378
[INFO] running `Command { std: "docker" "start" "-a" "073f44b54b5766b59bef5a334f26339460ec137dead6337b2927cb7fbb7fe378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073f44b54b5766b59bef5a334f26339460ec137dead6337b2927cb7fbb7fe378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073f44b54b5766b59bef5a334f26339460ec137dead6337b2927cb7fbb7fe378", kill_on_drop: false }`
[INFO] [stdout] 073f44b54b5766b59bef5a334f26339460ec137dead6337b2927cb7fbb7fe378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8ed63fb95843eb909e51fd4743634c57076808cffbdd0b3a2a30cf7064147276
[INFO] running `Command { std: "docker" "start" "-a" "8ed63fb95843eb909e51fd4743634c57076808cffbdd0b3a2a30cf7064147276", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "8ed63fb95843eb909e51fd4743634c57076808cffbdd0b3a2a30cf7064147276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed63fb95843eb909e51fd4743634c57076808cffbdd0b3a2a30cf7064147276", kill_on_drop: false }`
[INFO] [stdout] 8ed63fb95843eb909e51fd4743634c57076808cffbdd0b3a2a30cf7064147276
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 94de44aa83946e4cadc236ff29dbb12dd98a5e8c45f5b0695a6def2556008bb0
[INFO] running `Command { std: "docker" "start" "-a" "94de44aa83946e4cadc236ff29dbb12dd98a5e8c45f5b0695a6def2556008bb0", 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "94de44aa83946e4cadc236ff29dbb12dd98a5e8c45f5b0695a6def2556008bb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94de44aa83946e4cadc236ff29dbb12dd98a5e8c45f5b0695a6def2556008bb0", kill_on_drop: false }`
[INFO] [stdout] 94de44aa83946e4cadc236ff29dbb12dd98a5e8c45f5b0695a6def2556008bb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b3ed04f1e8028354e69b4bdfcccf1aafbb50851577f3df99a44142526aed69f5
[INFO] running `Command { std: "docker" "start" "-a" "b3ed04f1e8028354e69b4bdfcccf1aafbb50851577f3df99a44142526aed69f5", 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)]` 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 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/qr_specs-00e639fd1af33086)
[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" "b3ed04f1e8028354e69b4bdfcccf1aafbb50851577f3df99a44142526aed69f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3ed04f1e8028354e69b4bdfcccf1aafbb50851577f3df99a44142526aed69f5", kill_on_drop: false }`
[INFO] [stdout] b3ed04f1e8028354e69b4bdfcccf1aafbb50851577f3df99a44142526aed69f5