[INFO] fetching crate webp-converter 0.1.0...
[INFO] testing webp-converter-0.1.0 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate webp-converter 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate webp-converter 0.1.0
[INFO] finished tweaking crates.io crate webp-converter 0.1.0
[INFO] tweaked toml for crates.io crate webp-converter 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate webp-converter 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 125 packages to highest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] [stderr]   Downloaded pulp v0.22.3
[INFO] [stderr]   Downloaded exr v1.74.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f
[INFO] running `Command { std: "docker" "start" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.119
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[INFO] [stderr]    Compiling webp-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 36s
[INFO] running `Command { std: "docker" "inspect" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling webp-converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 23.89s
[INFO] running `Command { std: "docker" "inspect" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/webp_converter-e5e811085a0f4370)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::test_single_file_conversion ... FAILED
[INFO] [stdout] test tests::test_webp_conversion ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_single_file_conversion stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_single_file_conversion' (1360) panicked at src/lib.rs:267:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56e9ef7a2a41 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x56e9ef7b9eba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x56e9ef7a743c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x56e9ef77d626 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x56e9ef79ac99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x56e9ef4cb780 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x56e9ef79afc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x56e9ef77d6d2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x56e9ef776269 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x56e9ef77e2cd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x56e9ef7ba5ec - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x56e9ef7ba3c2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x56e9ef412147 - <webp_converter[156db6fded622655]::tests::test_single_file_conversion::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x56e9ef4bea6b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x56e9ef4cc0d5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x56e9ef4c5994 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x56e9ef4cf232 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x56e9ef7a2309 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b4b37a60dfa - <unknown>
[INFO] [stdout]   19:     0x7b4b37af43d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_webp_conversion stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_webp_conversion' (1361) panicked at src/lib.rs:228:29:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" })
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x56e9ef7a2a41 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x56e9ef7b9eba - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x56e9ef7a743c - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x56e9ef77d626 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x56e9ef79ac99 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x56e9ef4cb780 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x56e9ef79afc2 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x56e9ef77d6d2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x56e9ef776269 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x56e9ef77e2cd - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x56e9ef7ba5ec - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x56e9ef7ba3c2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x56e9ef411cbd - <webp_converter[156db6fded622655]::tests::test_webp_conversion::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   13:     0x56e9ef4bea6b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   14:     0x56e9ef4cc0d5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   15:     0x56e9ef4c5994 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   16:     0x56e9ef4cf232 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   17:     0x56e9ef7a2309 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   18:     0x7b4b37a60dfa - <unknown>
[INFO] [stdout]   19:     0x7b4b37af43d4 - clone
[INFO] [stdout]   20:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_single_file_conversion
[INFO] [stdout]     tests::test_webp_conversion
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f", kill_on_drop: false }`
[INFO] [stdout] f1461f4acd0133b761a521631cbc23cbe05b367050caffaa963abb6f4f1e711f
