[INFO] fetching crate ion 0.8.8...
[INFO] testing ion-0.8.8 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ion 0.8.8 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ion 0.8.8 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ion 0.8.8
[INFO] finished tweaking crates.io crate ion 0.8.8
[INFO] tweaked toml for crates.io crate ion 0.8.8 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0a6c2884cb76b45aefc6ba9388e915b8348e5c8fabbc4626bacfdc36b7909e2b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0a6c2884cb76b45aefc6ba9388e915b8348e5c8fabbc4626bacfdc36b7909e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a6c2884cb76b45aefc6ba9388e915b8348e5c8fabbc4626bacfdc36b7909e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a6c2884cb76b45aefc6ba9388e915b8348e5c8fabbc4626bacfdc36b7909e2b", kill_on_drop: false }`
[INFO] [stdout] 0a6c2884cb76b45aefc6ba9388e915b8348e5c8fabbc4626bacfdc36b7909e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8e46c5fe3184e42e5595739b910c6dfcc84e67b0306b4871510febc470b39ae6
[INFO] running `Command { std: "docker" "start" "-a" "8e46c5fe3184e42e5595739b910c6dfcc84e67b0306b4871510febc470b39ae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ion v0.8.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.96s
[INFO] running `Command { std: "docker" "inspect" "8e46c5fe3184e42e5595739b910c6dfcc84e67b0306b4871510febc470b39ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e46c5fe3184e42e5595739b910c6dfcc84e67b0306b4871510febc470b39ae6", kill_on_drop: false }`
[INFO] [stdout] 8e46c5fe3184e42e5595739b910c6dfcc84e67b0306b4871510febc470b39ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4596804264c7657596a3eca1782efa63ea6bb27387bac1b623138a12dd2a4d1b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4596804264c7657596a3eca1782efa63ea6bb27387bac1b623138a12dd2a4d1b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling ion v0.8.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.82s
[INFO] running `Command { std: "docker" "inspect" "4596804264c7657596a3eca1782efa63ea6bb27387bac1b623138a12dd2a4d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4596804264c7657596a3eca1782efa63ea6bb27387bac1b623138a12dd2a4d1b", kill_on_drop: false }`
[INFO] [stdout] 4596804264c7657596a3eca1782efa63ea6bb27387bac1b623138a12dd2a4d1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6e241c49d9560c28820550e6c1fbd5da0725a593879371e6d395a602d8dddef
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6e241c49d9560c28820550e6c1fbd5da0725a593879371e6d395a602d8dddef", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ion-90240fb30b0a3cc6
[INFO] [stdout] 
[INFO] [stdout] running 55 tests
[INFO] [stdout] test ion::from_ion::tests::option_string ... ok
[INFO] [stdout] test ion::from_ion::tests::string ... ok
[INFO] [stdout] test ion::from_ion::tests::bool ... ok
[INFO] [stdout] test ion::from_ion::tests::from_ion_section ... ok
[INFO] [stdout] test ion::from_ion::tests::u32 ... ok
[INFO] [stdout] test ion::section::tests::into_iter::with_headers::it_works_with_section_by_value ... ok
[INFO] [stdout] test ion::section::tests::into_iter::without_headers::it_works_on_ref_section ... ok
[INFO] [stdout] test ion::from_row::tests::from_row ... ok
[INFO] [stdout] test ion::section::tests::into_iter::without_headers::it_works_on_section_by_value ... ok
[INFO] [stdout] test ion::section::tests::without_headers::cell_content_can_be_empty ... ok
[INFO] [stdout] test ion::section::tests::with_headers::cell_content_can_start_with_hyphen ... ok
[INFO] [stdout] test ion::section::tests::with_headers::cell_content_can_be_empty ... ok
[INFO] [stdout] test ion::section::tests::with_headers::section_can_have_no_content_rows ... ok
[INFO] [stdout] test ion::tests::filtered_section ... ok
[INFO] [stdout] test ion::tests::no_rows_with_header ... ok
[INFO] [stdout] test ion::section::tests::into_iter::without_headers::it_works_with_loop ... ok
[INFO] [stdout] test parser::tests::display ... ok
[INFO] [stdout] test ion::tests::as_integer ... ok
[INFO] [stdout] test parser::tests::finish_dictionary ... ok
[INFO] [stdout] test parser::tests::finish_string ... ok
[INFO] [stdout] test parser::tests::parse ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_accepted_section::and_no_other_sections::then_returns_accepted_section ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_accepted_section::and_then_duplicated_allowed_section::and_it_is_not_the_only_accepted_section::then_returns_first_occurance_of_accepted_section ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_accepted_section::and_then_duplicated_allowed_section::and_it_is_the_only_accepted_section::then_returns_first_occurance_of_accepted_section ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_accepted_section::and_then_filtered_section::then_returns_accepted_section ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_filtered_section::and_no_other_sections::then_returns_nothing ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_filtered_section::and_then_accepted_section::then_returns_accepted_section ... ok
[INFO] [stdout] test ion::tests::as_str ... ok
[INFO] [stdout] test ion::value::tests::float ... ok
[INFO] [stdout] test ion::value::tests::integer ... ok
[INFO] [stdout] test parser::tests::finish_array ... ok
[INFO] [stdout] test ion::section::tests::without_headers::cell_content_can_start_with_hyphen ... ok
[INFO] [stdout] test ion::tests::row_with_header ... ok
[INFO] [stdout] test ion::tests::as_string ... ok
[INFO] [stdout] test ion::section::tests::without_headers::section_can_have_no_content_rows ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_root_section::and_then_filtered_section::then_returns_nothing ... ok
[INFO] [stdout] test ion::tests::row_without_header ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_array::then_returns_array ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_array_with_empty_cell::then_returns_array_with_empty_strings_on_empty_cells ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_root_section::and_no_other_sections::then_returns_nothing ... ok
[INFO] [stdout] test parser::tests::slice_while ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_with_filtering::and_ion_has_root_section::and_then_accepted_section::then_returns_accepted_section ... ok
[INFO] [stdout] test writer::tests::writer ... ok
[INFO] [stdout] test ion::tests::as_boolean ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_dictionary_with_string::then_returns_dictionary ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_dictionary_with_array::then_returns_dictionary ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_dictionary_with_dictionary_with_new_lines::then_returns_dictionary ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_dictionary_with_dictionary::then_returns_dictionary ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_section::and_section_is_duplicated::then_returns_last_occurance_of_section ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_root_section::and_root_section_has_dictionary_with_dictionary_with_no_value::then_returns_error ... ok
[INFO] [stdout] test parser::tests::read::when_parsing_without_filtering::and_ion_has_section::and_section_occurs_once::then_returns_section ... ok
[INFO] [stdout] test parser::tests::slice_to_inc ... ok
[INFO] [stdout] test parser::tests::slice_to_exc ... ok
[INFO] [stdout] test ion::section::tests::without_headers::works_for_any_arbitrary_cell_contents ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/parse-ea0df3dc6ccc8141
[INFO] [stdout] test ion::section::tests::with_headers::works_for_any_arbitrary_cell_contents ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 55 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test broken_array_and_eof ... ok
[INFO] [stdout] test broken_dictionary_and_eof ... ok
[INFO] [stdout] test hotel_ion ... ok
[INFO] [stdout] test test_ion ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ion
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6e241c49d9560c28820550e6c1fbd5da0725a593879371e6d395a602d8dddef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e241c49d9560c28820550e6c1fbd5da0725a593879371e6d395a602d8dddef", kill_on_drop: false }`
[INFO] [stdout] d6e241c49d9560c28820550e6c1fbd5da0725a593879371e6d395a602d8dddef