[INFO] fetching crate wifi-qr-code 0.1.0... [INFO] testing wifi-qr-code-0.1.0 against 1.90.0 for beta-1.91-3 [INFO] extracting crate wifi-qr-code 0.1.0 into /workspace/builds/worker-1-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-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate wifi-qr-code 0.1.0 on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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 structopt v0.3.5 [INFO] [stderr] Downloaded color_quant v1.0.1 [INFO] [stderr] Downloaded either v1.5.3 [INFO] [stderr] Downloaded proc-macro2 v1.0.6 [INFO] [stderr] Downloaded num_cpus v1.10.1 [INFO] [stderr] Downloaded memoffset v0.5.1 [INFO] [stderr] Downloaded htmlescape v0.3.1 [INFO] [stderr] Downloaded rayon-core v1.6.0 [INFO] [stderr] Downloaded heck v0.3.1 [INFO] [stderr] Downloaded rayon v1.2.0 [INFO] [stderr] Downloaded syn v1.0.11 [INFO] [stderr] Downloaded arrayvec v0.4.12 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.2 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded jpeg-decoder v0.1.16 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded num-traits v0.2.8 [INFO] [stderr] Downloaded rpassword v4.0.3 [INFO] [stderr] Downloaded unicode-width v0.1.7 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded unicode-segmentation v1.6.0 [INFO] [stderr] Downloaded scopeguard v1.0.0 [INFO] [stderr] Downloaded crossbeam-utils v0.6.6 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded num-iter v0.1.39 [INFO] [stderr] Downloaded autocfg v0.1.6 [INFO] [stderr] Downloaded qrcodegen v1.4.0 [INFO] [stderr] Downloaded qrcode-generator v1.0.5 [INFO] [stderr] Downloaded num-rational v0.2.2 [INFO] [stderr] Downloaded bitflags v1.2.0 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded quote v1.0.2 [INFO] [stderr] Downloaded unicode-xid v0.2.0 [INFO] [stderr] Downloaded structopt-derive v0.3.5 [INFO] [stderr] Downloaded adler32 v1.0.4 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded rc-writer v1.1.6 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4d03bdd30638c39fca95eec7e5bdc3f1fc4a072ab42d953ace8d02ff44d08386 [INFO] running `Command { std: "docker" "start" "-a" "4d03bdd30638c39fca95eec7e5bdc3f1fc4a072ab42d953ace8d02ff44d08386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4d03bdd30638c39fca95eec7e5bdc3f1fc4a072ab42d953ace8d02ff44d08386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d03bdd30638c39fca95eec7e5bdc3f1fc4a072ab42d953ace8d02ff44d08386", kill_on_drop: false }` [INFO] [stdout] 4d03bdd30638c39fca95eec7e5bdc3f1fc4a072ab42d953ace8d02ff44d08386 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0263d320cd2dcc1aa6bdcdd0273615ad57702775ec5cd316d886397c978eb2b6 [INFO] running `Command { std: "docker" "start" "-a" "0263d320cd2dcc1aa6bdcdd0273615ad57702775ec5cd316d886397c978eb2b6", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling htmlescape v0.3.1 [INFO] [stderr] Compiling qrcodegen v1.4.0 [INFO] [stderr] Compiling rc-writer v1.1.6 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling semver v0.9.0 [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 num-rational v0.2.2 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [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 12.14s [INFO] running `Command { std: "docker" "inspect" "0263d320cd2dcc1aa6bdcdd0273615ad57702775ec5cd316d886397c978eb2b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0263d320cd2dcc1aa6bdcdd0273615ad57702775ec5cd316d886397c978eb2b6", kill_on_drop: false }` [INFO] [stdout] 0263d320cd2dcc1aa6bdcdd0273615ad57702775ec5cd316d886397c978eb2b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 239624c27593d3ff24edf68885e97871b412a8c3a02511ab47db5572e76dd4dd [INFO] running `Command { std: "docker" "start" "-a" "239624c27593d3ff24edf68885e97871b412a8c3a02511ab47db5572e76dd4dd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.11 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [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 8.56s [INFO] running `Command { std: "docker" "inspect" "239624c27593d3ff24edf68885e97871b412a8c3a02511ab47db5572e76dd4dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "239624c27593d3ff24edf68885e97871b412a8c3a02511ab47db5572e76dd4dd", kill_on_drop: false }` [INFO] [stdout] 239624c27593d3ff24edf68885e97871b412a8c3a02511ab47db5572e76dd4dd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fb34c74f988e9cf171df4fbac5f0c6d29117db039d857e62cc2ef89c3b8cae29 [INFO] running `Command { std: "docker" "start" "-a" "fb34c74f988e9cf171df4fbac5f0c6d29117db039d857e62cc2ef89c3b8cae29", kill_on_drop: false }` [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 0.01s [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wifi_qr_code-f53e3166e1d413b9) [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_svg (line 96) ... FAILED [INFO] [stdout] test src/lib.rs - encode_as_matrix (line 15) ... ok [INFO] [stdout] test src/lib.rs - WifiCredentials::encode (line 178) ... ok [INFO] [stdout] test src/lib.rs - encode_as_png (line 64) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [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' 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: 0x654a7db429c2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x654a7db429c2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x654a7db429c2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x654a7db429c2 - ::fmt::hdcfcb6d4c8489523 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x654a7db5e9a3 - core::fmt::rt::Argument::fmt::h2c56b3114963061a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x654a7db5e9a3 - core::fmt::write::h8a494366950f23bb [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x654a7db406d3 - std::io::default_write_fmt::ha27fbccbc65eb6fa [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x654a7db406d3 - std::io::Write::write_fmt::h6556609fca33d0b1 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x654a7db42812 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x654a7db438b3 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x654a7db43695 - std::panicking::default_hook::h2c66fc99e962531d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9 [INFO] [stdout] 11: 0x654a7db44285 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13 [INFO] [stdout] 12: 0x654a7db4401a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13 [INFO] [stdout] 13: 0x654a7db42ec9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x654a7db43cad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5 [INFO] [stdout] 15: 0x654a7db5dba0 - core::panicking::panic_fmt::h62f63d096dd276af [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x654a7db5e006 - core::result::unwrap_failed::h95bc3f5a607b2c95 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5 [INFO] [stdout] 17: 0x654a7db04102 - core::result::Result::expect::hf6f6d738f5b216b7 [INFO] [stdout] 18: 0x654a7db042d4 - rust_out::main::_doctest_main_src_lib_rs_96_0::hc970ca6be4b63d0f [INFO] [stdout] 19: 0x654a7db041b6 - rust_out::main::h2d10ba762d3f8adf [INFO] [stdout] 20: 0x654a7db03fb3 - core::ops::function::FnOnce::call_once::h89333dd4ac8e03fc [INFO] [stdout] 21: 0x654a7db03f86 - std::sys::backtrace::__rust_begin_short_backtrace::h8a10de1e92516da1 [INFO] [stdout] 22: 0x654a7db03f69 - std::rt::lang_start::{{closure}}::h0af3a8cb06b34c3e [INFO] [stdout] 23: 0x654a7db3e1a0 - core::ops::function::impls:: for &F>::call_once::h638295a043b40957 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x654a7db3e1a0 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 25: 0x654a7db3e1a0 - std::panicking::catch_unwind::h50591d85bf847c7c [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 26: 0x654a7db3e1a0 - std::panic::catch_unwind::h2487b4c4f2ae22c6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x654a7db3e1a0 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x654a7db3e1a0 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x654a7db3e1a0 - std::panicking::catch_unwind::hf9a822ea043fb0d6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x654a7db3e1a0 - std::panic::catch_unwind::h5b3cac802237ed89 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x654a7db3e1a0 - std::rt::lang_start_internal::h34f9328d113fd60a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x654a7db03f51 - std::rt::lang_start::h8f736fe0a226e45f [INFO] [stdout] 33: 0x654a7db04365 - main [INFO] [stdout] 34: 0x7eea1f4851ca - [INFO] [stdout] 35: 0x7eea1f48528b - __libc_start_main [INFO] [stdout] 36: 0x654a7db01be5 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [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' 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: 0x5d85603dbec2 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x5d85603dbec2 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x5d85603dbec2 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9 [INFO] [stdout] 3: 0x5d85603dbec2 - ::fmt::hdcfcb6d4c8489523 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26 [INFO] [stdout] 4: 0x5d85603f7f43 - core::fmt::rt::Argument::fmt::h2c56b3114963061a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76 [INFO] [stdout] 5: 0x5d85603f7f43 - core::fmt::write::h8a494366950f23bb [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25 [INFO] [stdout] 6: 0x5d85603d9bd3 - std::io::default_write_fmt::ha27fbccbc65eb6fa [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x5d85603d9bd3 - std::io::Write::write_fmt::h6556609fca33d0b1 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13 [INFO] [stdout] 8: 0x5d85603dbd12 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9 [INFO] [stdout] 9: 0x5d85603dcdb3 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27 [INFO] [stdout] 10: 0x5d85603dcb95 - std::panicking::default_hook::h2c66fc99e962531d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:327:9 [INFO] [stdout] 11: 0x5d85603dd785 - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:833:13 [INFO] [stdout] 12: 0x5d85603dd51a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13 [INFO] [stdout] 13: 0x5d85603dc3c9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18 [INFO] [stdout] 14: 0x5d85603dd1ad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5 [INFO] [stdout] 15: 0x5d85603f7140 - core::panicking::panic_fmt::h62f63d096dd276af [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14 [INFO] [stdout] 16: 0x5d85603f75a6 - core::result::unwrap_failed::h95bc3f5a607b2c95 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5 [INFO] [stdout] 17: 0x5d85603764b2 - core::result::Result::expect::hf6f6d738f5b216b7 [INFO] [stdout] 18: 0x5d8560376ba4 - rust_out::main::_doctest_main_src_lib_rs_64_0::h519b8bc0df5a2b59 [INFO] [stdout] 19: 0x5d8560376a86 - rust_out::main::h2d10ba762d3f8adf [INFO] [stdout] 20: 0x5d8560376273 - core::ops::function::FnOnce::call_once::h89333dd4ac8e03fc [INFO] [stdout] 21: 0x5d8560376256 - std::sys::backtrace::__rust_begin_short_backtrace::h8a10de1e92516da1 [INFO] [stdout] 22: 0x5d8560376099 - std::rt::lang_start::{{closure}}::h0af3a8cb06b34c3e [INFO] [stdout] 23: 0x5d85603d7610 - core::ops::function::impls:: for &F>::call_once::h638295a043b40957 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:290:21 [INFO] [stdout] 24: 0x5d85603d7610 - std::panicking::catch_unwind::do_call::hbd68098bdea1ca50 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 25: 0x5d85603d7610 - std::panicking::catch_unwind::h50591d85bf847c7c [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 26: 0x5d85603d7610 - std::panic::catch_unwind::h2487b4c4f2ae22c6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x5d85603d7610 - std::rt::lang_start_internal::{{closure}}::h61f0945cc6c9a811 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x5d85603d7610 - std::panicking::catch_unwind::do_call::h34b9c3722acd6bd1 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40 [INFO] [stdout] 29: 0x5d85603d7610 - std::panicking::catch_unwind::hf9a822ea043fb0d6 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19 [INFO] [stdout] 30: 0x5d85603d7610 - std::panic::catch_unwind::h5b3cac802237ed89 [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x5d85603d7610 - std::rt::lang_start_internal::h34f9328d113fd60a [INFO] [stdout] at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x5d8560376081 - std::rt::lang_start::h8f736fe0a226e45f [INFO] [stdout] 33: 0x5d8560376c25 - main [INFO] [stdout] 34: 0x72b7a5cf71ca - [INFO] [stdout] 35: 0x72b7a5cf728b - __libc_start_main [INFO] [stdout] 36: 0x5d8560373fa5 - _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 0.82s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "fb34c74f988e9cf171df4fbac5f0c6d29117db039d857e62cc2ef89c3b8cae29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb34c74f988e9cf171df4fbac5f0c6d29117db039d857e62cc2ef89c3b8cae29", kill_on_drop: false }` [INFO] [stdout] fb34c74f988e9cf171df4fbac5f0c6d29117db039d857e62cc2ef89c3b8cae29