[INFO] updating cached repository stallmanifold/fontgen [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/stallmanifold/fontgen [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/stallmanifold/fontgen" "work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/stallmanifold/fontgen" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stallmanifold/fontgen"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stallmanifold/fontgen'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3a023f10eb5952090303b8ef78ce4929ba88bdaf [INFO] sha for GitHub repo stallmanifold/fontgen: 3a023f10eb5952090303b8ef78ce4929ba88bdaf [INFO] validating manifest of stallmanifold/fontgen on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of stallmanifold/fontgen on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing stallmanifold/fontgen [INFO] finished frobbing stallmanifold/fontgen [INFO] frobbed toml for stallmanifold/fontgen written to work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen/Cargo.toml [INFO] started frobbing stallmanifold/fontgen [INFO] finished frobbing stallmanifold/fontgen [INFO] frobbed toml for stallmanifold/fontgen written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/stallmanifold/fontgen/Cargo.toml [INFO] crate stallmanifold/fontgen already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing stallmanifold/fontgen against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] addaef8ce82d5916c3a916c318d2b5edc771a1730d583b66b9fe9e91bd5a5084 [INFO] running `"docker" "start" "-a" "addaef8ce82d5916c3a916c318d2b5edc771a1730d583b66b9fe9e91bd5a5084"` [INFO] [stderr] Compiling serde v1.0.84 [INFO] [stderr] Compiling freetype-sys v0.7.1 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling bzip2 v0.3.3 [INFO] [stderr] Compiling zip v0.5.0 [INFO] [stderr] Compiling freetype-rs v0.19.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling serde_derive v1.0.84 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling structopt-derive v0.2.14 [INFO] [stderr] Compiling structopt v0.2.14 [INFO] [stderr] Compiling tiff v0.2.1 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling image v0.20.1 [INFO] [stderr] Compiling serde_json v1.0.36 [INFO] [stderr] Compiling bmfa v0.3.2 (https://github.com/stallmanifold/bmfa#95977bd3) [INFO] [stderr] Compiling fontgen v0.5.2 (/opt/crater/workdir) [INFO] [stderr] warning: field is never used: `pitch` [INFO] [stderr] --> src/main.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | pitch: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `"docker" "inspect" "addaef8ce82d5916c3a916c318d2b5edc771a1730d583b66b9fe9e91bd5a5084"` [INFO] running `"docker" "rm" "-f" "addaef8ce82d5916c3a916c318d2b5edc771a1730d583b66b9fe9e91bd5a5084"` [INFO] [stdout] addaef8ce82d5916c3a916c318d2b5edc771a1730d583b66b9fe9e91bd5a5084 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] ddf5ac7f4bf34ccdf34d24a9be23bd1712e74b562d3b9b11721943a2f00b8f30 [INFO] running `"docker" "start" "-a" "ddf5ac7f4bf34ccdf34d24a9be23bd1712e74b562d3b9b11721943a2f00b8f30"` [INFO] [stderr] Compiling escargot v0.3.1 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling predicates v1.0.0 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling assert_cmd v0.10.2 [INFO] [stderr] Compiling fontgen v0.5.2 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `predicates::prelude::*` [INFO] [stderr] --> tests/fontgen.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use predicates::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/fontgen.rs:13:62 [INFO] [stderr] | [INFO] [stderr] 13 | fn generate_a_font_sheet_from_a_ttf_file() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/fontgen.rs:38:66 [INFO] [stderr] | [INFO] [stderr] 38 | fn generate_a_font_sheet_that_does_not_exist() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/fontgen.rs:57:82 [INFO] [stderr] | [INFO] [stderr] 57 | fn fontgen_should_reject_padding_larger_than_slot_glyph_size() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `pitch` [INFO] [stderr] --> src/main.rs:88:5 [INFO] [stderr] | [INFO] [stderr] 88 | pitch: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.32s [INFO] running `"docker" "inspect" "ddf5ac7f4bf34ccdf34d24a9be23bd1712e74b562d3b9b11721943a2f00b8f30"` [INFO] running `"docker" "rm" "-f" "ddf5ac7f4bf34ccdf34d24a9be23bd1712e74b562d3b9b11721943a2f00b8f30"` [INFO] [stdout] ddf5ac7f4bf34ccdf34d24a9be23bd1712e74b562d3b9b11721943a2f00b8f30 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/stallmanifold/fontgen:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 7b1ca923ba544e46229fc4b9b1bdee1f2893b8a792fa0a65dc5219fed32dbfba [INFO] running `"docker" "start" "-a" "7b1ca923ba544e46229fc4b9b1bdee1f2893b8a792fa0a65dc5219fed32dbfba"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running /opt/crater/target/debug/deps/fontgen-c03f851b89b3d8f6 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/fontgen-11bca79d4f59c677 [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test generate_a_font_sheet_that_does_not_exist ... FAILED [INFO] [stdout] test fontgen_should_reject_padding_larger_than_slot_glyph_size ... FAILED [INFO] [stdout] test generate_a_font_sheet_from_a_ttf_file ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- generate_a_font_sheet_that_does_not_exist stdout ---- [INFO] [stdout] Error: CargoError { cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) } [INFO] [stdout] thread 'generate_a_font_sheet_that_does_not_exist' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', src/libtest/lib.rs:334:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5561a1c62c9b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5561a1c62c9b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5561a1c62c9b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5561a1c62c9b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5561a1c62c9b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5561a1c6290a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5561a1c63410 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5561a1c62f92 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5561a1c62edf - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5561a1bd2f3f - test::assert_test_result::h934ce18085f4be58 [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:9 [INFO] [stdout] 10: 0x5561a1bd2515 - fontgen::generate_a_font_sheet_that_does_not_exist::{{closure}}::hb5d57ab39ca2d8e1 [INFO] [stdout] at tests/fontgen.rs:38 [INFO] [stdout] 11: 0x5561a1bd372e - core::ops::function::FnOnce::call_once::h13e916a9f2ecdb9c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5561a1bdf2ff - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5561a1bf98f8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5561a1bf98f8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5561a1bf98f8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5561a1bd4775 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5561a1bd8835 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5561a1bd8835 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5561a1bd8835 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5561a1bd8f32 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5561a1bd8f32 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5561a1bd8f32 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5561a1bd8f32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5561a1c5724f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x5561a1c69800 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x5561a1c69800 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x5561a1c69800 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f99586bd4a4 - start_thread [INFO] [stdout] 31: 0x7f99581e8d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- fontgen_should_reject_padding_larger_than_slot_glyph_size stdout ---- [INFO] [stdout] Error: CargoError { cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) } [INFO] [stdout] thread 'fontgen_should_reject_padding_larger_than_slot_glyph_size' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', src/libtest/lib.rs:334:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5561a1c62c9b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5561a1c62c9b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5561a1c62c9b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5561a1c62c9b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5561a1c62c9b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5561a1c6290a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5561a1c63410 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5561a1c62f92 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5561a1c62edf - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5561a1bd2f3f - test::assert_test_result::h934ce18085f4be58 [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:9 [INFO] [stdout] 10: 0x5561a1bd28d5 - fontgen::fontgen_should_reject_padding_larger_than_slot_glyph_size::{{closure}}::h148095a72ecd97cd [INFO] [stdout] at tests/fontgen.rs:57 [INFO] [stdout] 11: 0x5561a1bd37ee - core::ops::function::FnOnce::call_once::he0f90f97aad3b64d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5561a1bdf2ff - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5561a1bf98f8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5561a1bf98f8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5561a1bf98f8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5561a1bd4775 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5561a1bd8835 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5561a1bd8835 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5561a1bd8835 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5561a1bd8f32 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5561a1bd8f32 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5561a1bd8f32 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5561a1bd8f32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5561a1c5724f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x5561a1c69800 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x5561a1c69800 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x5561a1c69800 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f99586bd4a4 - start_thread [INFO] [stdout] 31: 0x7f99581e8d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- generate_a_font_sheet_from_a_ttf_file stdout ---- [INFO] [stdout] Error: CargoError { cause: Some(CargoError { kind: CommandFailed, context: Some("error: failed to write /opt/crater/workdir/Cargo.lock\n\nCaused by:\n failed to open: /opt/crater/workdir/Cargo.lock\n\nCaused by:\n Read-only file system (os error 30)\n"), cause: None }) } [INFO] [stdout] thread 'generate_a_font_sheet_from_a_ttf_file' panicked at 'assertion failed: `(left == right)` [INFO] [stdout] left: `1`, [INFO] [stdout] right: `0`: the test returned a termination value with a non-zero status code (1) which indicates a failure', src/libtest/lib.rs:334:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5561a1c62c9b - backtrace::backtrace::libunwind::trace::hfe5db90796807973 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5561a1c62c9b - backtrace::backtrace::trace_unsynchronized::h34b865a835594335 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5561a1c62c9b - std::sys_common::backtrace::_print::h527254ae44989167 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5561a1c62c9b - std::sys_common::backtrace::print::he85dd5ddddf46503 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5561a1c62c9b - std::panicking::default_hook::{{closure}}::h847a2eb38b396f14 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x5561a1c6290a - std::panicking::default_hook::h2ca0f9a30a0e206b [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x5561a1c63410 - std::panicking::rust_panic_with_hook::hffcefc09751839d1 [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x5561a1c62f92 - std::panicking::continue_panic_fmt::hc0f142c930c846fc [INFO] [stdout] at src/libstd/panicking.rs:384 [INFO] [stdout] 8: 0x5561a1c62edf - std::panicking::begin_panic_fmt::ha6acf0ffd6d7f80d [INFO] [stdout] at src/libstd/panicking.rs:339 [INFO] [stdout] 9: 0x5561a1bd2f3f - test::assert_test_result::h934ce18085f4be58 [INFO] [stdout] at /opt/crater/workdir/<::std::macros::panic macros>:9 [INFO] [stdout] 10: 0x5561a1bd1f25 - fontgen::generate_a_font_sheet_from_a_ttf_file::{{closure}}::h49219d1450e5409a [INFO] [stdout] at tests/fontgen.rs:13 [INFO] [stdout] 11: 0x5561a1bd376e - core::ops::function::FnOnce::call_once::h326b3c92ca4c165d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 12: 0x5561a1bdf2ff - as core::ops::function::FnOnce>::call_once::h4a13ee3f0d7b4201 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 13: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 14: 0x5561a1bf98f8 - std::panicking::try::h5a93466ab2078586 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 15: 0x5561a1bf98f8 - std::panic::catch_unwind::h752cbeae6ac7bdea [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 16: 0x5561a1bf98f8 - test::run_test::run_test_inner::{{closure}}::h206c9c16936edaca [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 17: 0x5561a1bd4775 - std::sys_common::backtrace::__rust_begin_short_backtrace::hc7edbac42990d270 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 18: 0x5561a1bd8835 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::he53c58e7adee87af [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:470 [INFO] [stdout] 19: 0x5561a1bd8835 - as core::ops::function::FnOnce<()>>::call_once::h1aff7c42b6bb3726 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:315 [INFO] [stdout] 20: 0x5561a1bd8835 - std::panicking::try::do_call::h41f8559f88100f6c [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:296 [INFO] [stdout] 21: 0x5561a1c6a0aa - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:82 [INFO] [stdout] 22: 0x5561a1bd8f32 - std::panicking::try::hb54ba808181fe352 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panicking.rs:275 [INFO] [stdout] 23: 0x5561a1bd8f32 - std::panic::catch_unwind::h555ccf4e835e93f4 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/panic.rs:394 [INFO] [stdout] 24: 0x5561a1bd8f32 - std::thread::Builder::spawn_unchecked::{{closure}}::hd4dae6e19e80fc1a [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libstd/thread/mod.rs:469 [INFO] [stdout] 25: 0x5561a1bd8f32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::hc35d54c07710e1a1 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/libcore/ops/function.rs:231 [INFO] [stdout] 26: 0x5561a1c5724f - as core::ops::function::FnOnce>::call_once::h42806b83647d4c79 [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 27: 0x5561a1c69800 - as core::ops::function::FnOnce>::call_once::h83c921c8e826dd1d [INFO] [stdout] at /rustc/eae3437dfe991621e8afdc82734f4a172d7ddf9b/src/liballoc/boxed.rs:746 [INFO] [stdout] 28: 0x5561a1c69800 - std::sys_common::thread::start_thread::h2613204ce513782e [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 29: 0x5561a1c69800 - std::sys::unix::thread::Thread::new::thread_start::h4570080769500bcd [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 30: 0x7f99586bd4a4 - start_thread [INFO] [stdout] 31: 0x7f99581e8d0f - __clone [INFO] [stdout] 32: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] fontgen_should_reject_padding_larger_than_slot_glyph_size [INFO] [stdout] generate_a_font_sheet_from_a_ttf_file [INFO] [stdout] generate_a_font_sheet_that_does_not_exist [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--test fontgen' [INFO] running `"docker" "inspect" "7b1ca923ba544e46229fc4b9b1bdee1f2893b8a792fa0a65dc5219fed32dbfba"` [INFO] running `"docker" "rm" "-f" "7b1ca923ba544e46229fc4b9b1bdee1f2893b8a792fa0a65dc5219fed32dbfba"` [INFO] [stdout] 7b1ca923ba544e46229fc4b9b1bdee1f2893b8a792fa0a65dc5219fed32dbfba