[INFO] fetching crate wifi-qr-code 0.1.0... [INFO] testing wifi-qr-code-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate wifi-qr-code 0.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate wifi-qr-code 0.1.0 [INFO] finished tweaking crates.io crate wifi-qr-code 0.1.0 [INFO] tweaked toml for crates.io crate wifi-qr-code 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wifi-qr-code 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate wifi-qr-code 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-error v0.2.6 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded memoffset v0.5.1 [INFO] [stderr] Downloaded structopt-derive v0.3.5 [INFO] [stderr] Downloaded rc-writer v1.1.6 [INFO] [stderr] Downloaded adler32 v1.0.4 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded htmlescape v0.3.1 [INFO] [stderr] Downloaded rayon-core v1.6.0 [INFO] [stderr] Downloaded jpeg-decoder v0.1.16 [INFO] [stderr] Downloaded rayon v1.2.0 [INFO] [stderr] Downloaded syn v1.0.11 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded deflate v0.7.20 [INFO] [stderr] Downloaded image v0.20.1 [INFO] [stderr] Downloaded png v0.12.0 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded unicode-segmentation v1.6.0 [INFO] [stderr] Downloaded heck v0.3.1 [INFO] [stderr] Downloaded structopt v0.3.5 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded tiff v0.2.2 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded num-rational v0.2.2 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded rpassword v4.0.3 [INFO] [stderr] Downloaded bitflags v1.2.0 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded num_cpus v1.10.1 [INFO] [stderr] Downloaded inflate v0.4.5 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded qrcode-generator v1.0.5 [INFO] [stderr] Downloaded qrcodegen v1.4.0 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f71ae8412f14bdd4f4d8d72b20c097f1b9589cd682a33cf4bd7e5933d88c943c [INFO] running `Command { std: "docker" "start" "-a" "f71ae8412f14bdd4f4d8d72b20c097f1b9589cd682a33cf4bd7e5933d88c943c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f71ae8412f14bdd4f4d8d72b20c097f1b9589cd682a33cf4bd7e5933d88c943c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f71ae8412f14bdd4f4d8d72b20c097f1b9589cd682a33cf4bd7e5933d88c943c", kill_on_drop: false }` [INFO] [stdout] f71ae8412f14bdd4f4d8d72b20c097f1b9589cd682a33cf4bd7e5933d88c943c [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f1eb99c688c7d552cd15d8e8f3736e84937143ad1d698529c7604f61b7bdc8a [INFO] running `Command { std: "docker" "start" "-a" "9f1eb99c688c7d552cd15d8e8f3736e84937143ad1d698529c7604f61b7bdc8a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling htmlescape v0.3.1 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rc-writer v1.1.6 [INFO] [stderr] Compiling qrcodegen v1.4.0 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.16 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.20.1 [INFO] [stderr] Compiling qrcode-generator v1.0.5 [INFO] [stderr] Compiling wifi-qr-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.86s [INFO] running `Command { std: "docker" "inspect" "9f1eb99c688c7d552cd15d8e8f3736e84937143ad1d698529c7604f61b7bdc8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f1eb99c688c7d552cd15d8e8f3736e84937143ad1d698529c7604f61b7bdc8a", kill_on_drop: false }` [INFO] [stdout] 9f1eb99c688c7d552cd15d8e8f3736e84937143ad1d698529c7604f61b7bdc8a [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e46d209ae90da58357dee022443b4549631eff68075f076777825fe4a565d919 [INFO] running `Command { std: "docker" "start" "-a" "e46d209ae90da58357dee022443b4549631eff68075f076777825fe4a565d919", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling rpassword v4.0.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling proc-macro-error v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.3.5 [INFO] [stderr] Compiling structopt v0.3.5 [INFO] [stderr] Compiling wifi-qr-code v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.29s [INFO] running `Command { std: "docker" "inspect" "e46d209ae90da58357dee022443b4549631eff68075f076777825fe4a565d919", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e46d209ae90da58357dee022443b4549631eff68075f076777825fe4a565d919", kill_on_drop: false }` [INFO] [stdout] e46d209ae90da58357dee022443b4549631eff68075f076777825fe4a565d919 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c959b6a3f0e677f0ecd2cf81180d5955587968c285f3aba7307a67eced2b4331 [INFO] running `Command { std: "docker" "start" "-a" "c959b6a3f0e677f0ecd2cf81180d5955587968c285f3aba7307a67eced2b4331", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wifi_qr_code-32c60ad3e87cfd5f) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::it_properly_handles_escaped_characters ... ok [INFO] [stdout] test tests::it_encodes_valid_wifi_forms ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests wifi_qr_code [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - encode_as_image (line 37) ... ok [INFO] [stdout] test src/lib.rs - encode_as_png (line 64) ... FAILED [INFO] [stdout] test src/lib.rs - encode_as_svg (line 96) ... FAILED [INFO] [stdout] test src/lib.rs - WifiCredentials::encode (line 178) ... ok [INFO] [stdout] test src/lib.rs - encode_as_matrix (line 15) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - encode_as_png (line 64) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (154) panicked at src/lib.rs:15:44: [INFO] [stdout] Failed to create example PNG file.: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5f6151414782 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5f6151414782 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5f6151414782 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5f6151414782 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5f61514317cf - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5f61514317cf - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5f61514064b3 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5f61514064b3 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5f61514145d2 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5f61514042bc - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x5f6151404103 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x5f61514047fa - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x5f615141415a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x5f61514140b9 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5f6151404c9d - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x5f61514339a0 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5f61514341e6 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x5f61513ac462 - core::result::Result::expect::hf14e26000ce56e21 [INFO] [stdout] 18: 0x5f61513ac8a4 - rust_out::main::_doctest_main_src_lib_rs_64_0::ha42273d1cb217443 [INFO] [stdout] 19: 0x5f61513ac916 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 20: 0x5f61513ac583 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 21: 0x5f61513aca26 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 22: 0x5f61513ac779 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 23: 0x5f6151414d90 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x5f6151414d90 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x5f6151414d90 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x5f6151414d90 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5f6151414d90 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5f6151414d90 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x5f6151414d90 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x5f6151414d90 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5f6151414d90 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5f61513ac761 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 33: 0x5f61513aca55 - main [INFO] [stdout] 34: 0x7d06e23da1ca - [INFO] [stdout] 35: 0x7d06e23da28b - __libc_start_main [INFO] [stdout] 36: 0x5f61513a9db5 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - encode_as_svg (line 96) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (153) panicked at src/lib.rs:15:44: [INFO] [stdout] Failed to create example SVG file.: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x6552fbc51242 - std::backtrace_rs::backtrace::libunwind::trace::h0fb8082ca5562a61 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x6552fbc51242 - std::backtrace_rs::backtrace::trace_unsynchronized::hfaa258994374a3cd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x6552fbc51242 - std::sys::backtrace::_print_fmt::h11496fe34963a885 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x6552fbc51242 - ::fmt::hff1a9408d012ee89 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x6552fbc6df8f - core::fmt::rt::Argument::fmt::hf11195b61445f5d1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x6552fbc6df8f - core::fmt::write::h2f1fc679f228cc52 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x6552fbc42f73 - std::io::default_write_fmt::hdd5e6d67566e664d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x6552fbc42f73 - std::io::Write::write_fmt::haa2231cbd9aebf95 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x6552fbc51092 - std::sys::backtrace::BacktraceLock::print::h28bfdbcac6d3828b [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x6552fbc40e0c - std::panicking::default_hook::{{closure}}::h1f968e3a24b0e3b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:301:27 [INFO] [stdout] 10: 0x6552fbc40c53 - std::panicking::default_hook::h43da101644971931 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:328:9 [INFO] [stdout] 11: 0x6552fbc4134a - std::panicking::panic_with_hook::hb4e916c3e65eccec [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:834:13 [INFO] [stdout] 12: 0x6552fbc50c1a - std::panicking::panic_handler::{{closure}}::hbff715d0475cf1bd [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:707:13 [INFO] [stdout] 13: 0x6552fbc50b79 - std::sys::backtrace::__rust_end_short_backtrace::hd6f43484e45a4955 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x6552fbc417ed - __rustc[b29d3319de9a3146]::rust_begin_unwind [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:698:5 [INFO] [stdout] 15: 0x6552fbc70160 - core::panicking::panic_fmt::h5f8d281875be5ff1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x6552fbc709a6 - core::result::unwrap_failed::hbb243a6a8b53218d [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/result.rs:1852:5 [INFO] [stdout] 17: 0x6552fbc121d2 - core::result::Result::expect::hf14e26000ce56e21 [INFO] [stdout] 18: 0x6552fbc120f4 - rust_out::main::_doctest_main_src_lib_rs_96_0::h78195b2e61dfaa63 [INFO] [stdout] 19: 0x6552fbc12176 - rust_out::main::h7e777e61203ca549 [INFO] [stdout] 20: 0x6552fbc122b3 - core::ops::function::FnOnce::call_once::h894b479a9b16664c [INFO] [stdout] 21: 0x6552fbc12436 - std::sys::backtrace::__rust_begin_short_backtrace::hcbf029d2da904189 [INFO] [stdout] 22: 0x6552fbc11fc9 - std::rt::lang_start::{{closure}}::h3a05cfdeea429f55 [INFO] [stdout] 23: 0x6552fbc51850 - core::ops::function::impls:: for &F>::call_once::h32dc2b2f49a48277 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x6552fbc51850 - std::panicking::catch_unwind::do_call::h3353546a38525559 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 25: 0x6552fbc51850 - std::panicking::catch_unwind::h57fb70202d1ae368 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 26: 0x6552fbc51850 - std::panic::catch_unwind::h4b724a52bb5803b4 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x6552fbc51850 - std::rt::lang_start_internal::{{closure}}::h3724b3072c80532a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x6552fbc51850 - std::panicking::catch_unwind::do_call::h4f6e90f858bd1c3f [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:590:40 [INFO] [stdout] 29: 0x6552fbc51850 - std::panicking::catch_unwind::h81c085c0d350991c [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panicking.rs:553:19 [INFO] [stdout] 30: 0x6552fbc51850 - std::panic::catch_unwind::h289049af1176d82a [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x6552fbc51850 - std::rt::lang_start_internal::h3c37ebeb799b11e1 [INFO] [stdout] at /rustc/350d0ef0ec0493e6d21cfb265cb8211a0e74d766/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x6552fbc11fb1 - std::rt::lang_start::h5b53c8738ceaa0f6 [INFO] [stdout] 33: 0x6552fbc12465 - main [INFO] [stdout] 34: 0x7e153a8521ca - [INFO] [stdout] 35: 0x7e153a85228b - __libc_start_main [INFO] [stdout] 36: 0x6552fbc0fcd5 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - encode_as_png (line 64) [INFO] [stdout] src/lib.rs - encode_as_svg (line 96) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 3 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "c959b6a3f0e677f0ecd2cf81180d5955587968c285f3aba7307a67eced2b4331", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c959b6a3f0e677f0ecd2cf81180d5955587968c285f3aba7307a67eced2b4331", kill_on_drop: false }` [INFO] [stdout] c959b6a3f0e677f0ecd2cf81180d5955587968c285f3aba7307a67eced2b4331