[INFO] fetching crate ics 0.4.1...
[INFO] extracting crate ics 0.4.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/ics/0.4.1
[INFO] extracting crate ics 0.4.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ics/0.4.1
[INFO] validating manifest of ics-0.4.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ics-0.4.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ics-0.4.1
[INFO] finished frobbing ics-0.4.1
[INFO] frobbed toml for ics-0.4.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/ics/0.4.1/Cargo.toml
[INFO] started frobbing ics-0.4.1
[INFO] finished frobbing ics-0.4.1
[INFO] frobbed toml for ics-0.4.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ics/0.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ics-0.4.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ics/0.4.1:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] a5952c1cdcf4289d22ecfbaf4c4a09af8d63683d3abe4b073949fb382dd73513
[INFO] running `"docker" "start" "-a" "a5952c1cdcf4289d22ecfbaf4c4a09af8d63683d3abe4b073949fb382dd73513"`
[INFO] [stderr]    Compiling ics v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.86s
[INFO] running `"docker" "inspect" "a5952c1cdcf4289d22ecfbaf4c4a09af8d63683d3abe4b073949fb382dd73513"`
[INFO] running `"docker" "rm" "-f" "a5952c1cdcf4289d22ecfbaf4c4a09af8d63683d3abe4b073949fb382dd73513"`
[INFO] [stdout] a5952c1cdcf4289d22ecfbaf4c4a09af8d63683d3abe4b073949fb382dd73513
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ics/0.4.1:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1b5c1c0f33d8956d1a918dad66ad54d773b7b5a500a0119b97df5197c4d4da81
[INFO] running `"docker" "start" "-a" "1b5c1c0f33d8956d1a918dad66ad54d773b7b5a500a0119b97df5197c4d4da81"`
[INFO] [stderr]    Compiling ics v0.4.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `"docker" "inspect" "1b5c1c0f33d8956d1a918dad66ad54d773b7b5a500a0119b97df5197c4d4da81"`
[INFO] running `"docker" "rm" "-f" "1b5c1c0f33d8956d1a918dad66ad54d773b7b5a500a0119b97df5197c4d4da81"`
[INFO] [stdout] 1b5c1c0f33d8956d1a918dad66ad54d773b7b5a500a0119b97df5197c4d4da81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/ics/0.4.1:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 548257097bc1c7f4bcb1104cbb7ab5f14ae088758fe52fdd6d3261b72859167e
[INFO] running `"docker" "start" "-a" "548257097bc1c7f4bcb1104cbb7ab5f14ae088758fe52fdd6d3261b72859167e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test util::escape_text_tests::escape_property ... ok
[INFO] [stdout] test macros::test::parameters ... ok
[INFO] [stdout] test core::contentline::tests::over_limit ... ok
[INFO] [stdout] test core::contentline::tests::no_linebreak ... ok
[INFO] [stdout] test core::contentline::tests::multibytes ... ok
[INFO] [stdout] test core::components::tests::simple ... ok
[INFO] [stdout] test core::components::tests::with_parameter ... ok
[INFO] [stdout] test util::escape_text_tests::escaped_chars ... ok
[INFO] [stdout] test util::escape_text_tests::no_escaped_chars ... ok
[INFO] [stdout] test core::contentline::tests::multi_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ics-04f9c83310d800b7
[INFO] [stderr]    Doc-tests ics
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/core/properties.rs - core::properties (line 12) ... ok
[INFO] [stdout] test src/core/components.rs - core::components (line 8) ... ok
[INFO] [stdout] test src/core/parameters.rs - core::parameters (line 9) ... ok
[INFO] [stdout] test src/util.rs - util::escape_text (line 8) ... ok
[INFO] [stdout] test src/lib.rs -  (line 25) ... FAILED
[INFO] [stdout] test src/macros.rs - parameters (line 4) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs -  (line 25) stdout ----
[INFO] [stdout] Test executable failed (exit code 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: Other, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs -  (line 25)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "548257097bc1c7f4bcb1104cbb7ab5f14ae088758fe52fdd6d3261b72859167e"`
[INFO] running `"docker" "rm" "-f" "548257097bc1c7f4bcb1104cbb7ab5f14ae088758fe52fdd6d3261b72859167e"`
[INFO] [stdout] 548257097bc1c7f4bcb1104cbb7ab5f14ae088758fe52fdd6d3261b72859167e