[INFO] cloning repository https://github.com/madig/letterspacer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/madig/letterspacer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadig%2Fletterspacer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadig%2Fletterspacer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42f05dcefb536da5fca32139a6190d6fffcc3ede
[INFO] testing madig/letterspacer against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmadig%2Fletterspacer" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/madig/letterspacer
[INFO] finished tweaking git repo https://github.com/madig/letterspacer
[INFO] tweaked toml for git repo https://github.com/madig/letterspacer written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/madig/letterspacer 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] crate git repo https://github.com/madig/letterspacer already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.18
[INFO] [stderr]   Downloaded uuid v0.8.2
[INFO] [stderr]   Downloaded serde_repr v0.1.7
[INFO] [stderr]   Downloaded structopt v0.3.25
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded anyhow v1.0.45
[INFO] [stderr]   Downloaded plist v1.2.1
[INFO] [stderr]   Downloaded kurbo v0.8.2
[INFO] [stderr]   Downloaded serde v1.0.130
[INFO] [stderr]   Downloaded memchr v2.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.130
[INFO] [stderr]   Downloaded quick-xml v0.22.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.32
[INFO] [stderr]   Downloaded syn v1.0.81
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded norad v0.6.0
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb87d1da2941c56a39d6103c689929b2ee8168706ab15e337b636abad537448a
[INFO] running `Command { std: "docker" "start" "-a" "fb87d1da2941c56a39d6103c689929b2ee8168706ab15e337b636abad537448a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb87d1da2941c56a39d6103c689929b2ee8168706ab15e337b636abad537448a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb87d1da2941c56a39d6103c689929b2ee8168706ab15e337b636abad537448a", kill_on_drop: false }`
[INFO] [stdout] fb87d1da2941c56a39d6103c689929b2ee8168706ab15e337b636abad537448a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 003c10a35023e16354f5aae54bb80b0b13959471306d39120d5d067eacd57564
[INFO] running `Command { std: "docker" "start" "-a" "003c10a35023e16354f5aae54bb80b0b13959471306d39120d5d067eacd57564", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling line-wrap v0.1.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling arrayvec v0.7.2
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling kurbo v0.8.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quick-xml v0.22.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling plist v1.2.1
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling structopt v0.3.25
[INFO] [stderr]    Compiling norad v0.6.0
[INFO] [stderr]    Compiling letterspacer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `sample_frequency` is never read
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Opt {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     sample_frequency: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.50s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "003c10a35023e16354f5aae54bb80b0b13959471306d39120d5d067eacd57564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "003c10a35023e16354f5aae54bb80b0b13959471306d39120d5d067eacd57564", kill_on_drop: false }`
[INFO] [stdout] 003c10a35023e16354f5aae54bb80b0b13959471306d39120d5d067eacd57564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/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] c3d7ca32b5d0a6bbcddf1af7f3903fbce78127e69be881caa5727c25770a9857
[INFO] running `Command { std: "docker" "start" "-a" "c3d7ca32b5d0a6bbcddf1af7f3903fbce78127e69be881caa5727c25770a9857", kill_on_drop: false }`
[INFO] [stderr]    Compiling letterspacer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `sample_frequency` is never read
[INFO] [stdout]   --> src/main.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) struct Opt {
[INFO] [stdout]    |                   --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     sample_frequency: Option<usize>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "c3d7ca32b5d0a6bbcddf1af7f3903fbce78127e69be881caa5727c25770a9857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3d7ca32b5d0a6bbcddf1af7f3903fbce78127e69be881caa5727c25770a9857", kill_on_drop: false }`
[INFO] [stdout] c3d7ca32b5d0a6bbcddf1af7f3903fbce78127e69be881caa5727c25770a9857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 23ba99e2024b6eb739edd486b1dc945998ffa6f571cf00751a3b7c0d2f225ff4
[INFO] running `Command { std: "docker" "start" "-a" "23ba99e2024b6eb739edd486b1dc945998ffa6f571cf00751a3b7c0d2f225ff4", kill_on_drop: false }`
[INFO] [stderr] warning: field `sample_frequency` is never read
[INFO] [stderr]   --> src/main.rs:39:5
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub(crate) struct Opt {
[INFO] [stderr]    |                   --- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 39 |     sample_frequency: Option<usize>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `letterspacer` (bin "letterspacer" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.22.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/letterspacer-80c403513b3e187d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::space_bogus ... ok
[INFO] [stdout] test tests::empty_glyph_has_zero_bbox ... ok
[INFO] [stdout] test tests::test_components_pinned ... ok
[INFO] [stdout] test tests::space_mutatorsans ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23ba99e2024b6eb739edd486b1dc945998ffa6f571cf00751a3b7c0d2f225ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23ba99e2024b6eb739edd486b1dc945998ffa6f571cf00751a3b7c0d2f225ff4", kill_on_drop: false }`
[INFO] [stdout] 23ba99e2024b6eb739edd486b1dc945998ffa6f571cf00751a3b7c0d2f225ff4