[INFO] fetching crate serde_ipld_dagcbor 0.4.2...
[INFO] testing serde_ipld_dagcbor-0.4.2 against 1.75.0 for beta-1.76-1
[INFO] extracting crate serde_ipld_dagcbor 0.4.2 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate serde_ipld_dagcbor 0.4.2 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] finished tweaking crates.io crate serde_ipld_dagcbor 0.4.2
[INFO] tweaked toml for crates.io crate serde_ipld_dagcbor 0.4.2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate serde_ipld_dagcbor 0.4.2 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded multihash-derive v0.8.0
[INFO] [stderr]   Downloaded unsigned-varint v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 796b796f9e3546c60698f321d25e0e423c011080731b0e5595b7e9c181418157
[INFO] running `Command { std: "docker" "start" "-a" "796b796f9e3546c60698f321d25e0e423c011080731b0e5595b7e9c181418157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "796b796f9e3546c60698f321d25e0e423c011080731b0e5595b7e9c181418157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796b796f9e3546c60698f321d25e0e423c011080731b0e5595b7e9c181418157", kill_on_drop: false }`
[INFO] [stdout] 796b796f9e3546c60698f321d25e0e423c011080731b0e5595b7e9c181418157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0e757a9ae6cf77ba1693d65da58c86296e9cbb0cc5188ccfa2d29aa6c2847b8
[INFO] running `Command { std: "docker" "start" "-a" "c0e757a9ae6cf77ba1693d65da58c86296e9cbb0cc5188ccfa2d29aa6c2847b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling unsigned-varint v0.7.1
[INFO] [stderr]    Compiling base-x v0.2.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling core2 v0.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.31
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.10
[INFO] [stderr]    Compiling data-encoding-macro v0.1.12
[INFO] [stderr]    Compiling multibase v0.9.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling serde-big-array v0.3.3
[INFO] [stderr]    Compiling serde_bytes v0.11.12
[INFO] [stderr]    Compiling cbor4ii v0.2.14
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling multihash-derive v0.8.0
[INFO] [stderr]    Compiling multihash v0.18.1
[INFO] [stderr]    Compiling cid v0.10.1
[INFO] [stderr]    Compiling serde_ipld_dagcbor v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "c0e757a9ae6cf77ba1693d65da58c86296e9cbb0cc5188ccfa2d29aa6c2847b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0e757a9ae6cf77ba1693d65da58c86296e9cbb0cc5188ccfa2d29aa6c2847b8", kill_on_drop: false }`
[INFO] [stdout] c0e757a9ae6cf77ba1693d65da58c86296e9cbb0cc5188ccfa2d29aa6c2847b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9ebcdec32310f7e69abca580f0f04150644283d69773e47c1f19e4c3e257eb0
[INFO] running `Command { std: "docker" "start" "-a" "f9ebcdec32310f7e69abca580f0f04150644283d69773e47c1f19e4c3e257eb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]    Compiling libipld-core v0.16.0
[INFO] [stderr]    Compiling serde_ipld_dagcbor v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "f9ebcdec32310f7e69abca580f0f04150644283d69773e47c1f19e4c3e257eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ebcdec32310f7e69abca580f0f04150644283d69773e47c1f19e4c3e257eb0", kill_on_drop: false }`
[INFO] [stdout] f9ebcdec32310f7e69abca580f0f04150644283d69773e47c1f19e4c3e257eb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fdc043a0a90d2733d8594640d646e3b2ff4a354ce474c76727149bb5d44a2506
[INFO] running `Command { std: "docker" "start" "-a" "fdc043a0a90d2733d8594640d646e3b2ff4a354ce474c76727149bb5d44a2506", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_ipld_dagcbor-0b15f3a1bee33e28)
[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] [stderr]      Running tests/cid.rs (/opt/rustwide/target/debug/deps/cid-596157c83b48bb24)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test test_binary_not_as_cid ... ok
[INFO] [stdout] test test_cid_decode_from_reader ... ok
[INFO] [stdout] test test_cid_empty_errors ... ok
[INFO] [stdout] test test_cid_bytes_without_tag ... ok
[INFO] [stdout] test test_cid_in_kinded_enum ... ok
[INFO] [stdout] test test_cid_in_kinded_enum_with_newtype ... ok
[INFO] [stdout] test test_cid_non_minimally_encoded ... ok
[INFO] [stdout] test test_cid_not_as_bytes ... ok
[INFO] [stdout] test test_cid_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/de.rs (/opt/rustwide/target/debug/deps/de-6dcc230b582bab94)
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test attempt_stack_overflow ... ok
[INFO] [stdout] test crash ... ok
[INFO] [stdout] test invalid_string ... ok
[INFO] [stdout] test error_on_undefined ... ok
[INFO] [stdout] test test_byte_string ... ok
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_crazy_list ... ok
[INFO] [stdout] test test_indefinite_byte_string_error ... ok
[INFO] [stdout] test test_indefinite_list_error ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_indefinite_string_error ... ok
[INFO] [stdout] test test_indefinite_object_error ... ok
[INFO] [stdout] test test_list1 ... ok
[INFO] [stdout] test test_ipaddr_deserialization ... ok
[INFO] [stdout] test test_numbers1 ... ok
[INFO] [stdout] test test_list2 ... ok
[INFO] [stdout] test test_multiple_indefinite_strings_error ... ok
[INFO] [stdout] test test_numbers2 ... ok
[INFO] [stdout] test test_numbers3 ... ok
[INFO] [stdout] test test_numbers_large_negative ... ok
[INFO] [stdout] test test_nan ... ok
[INFO] [stdout] test test_object ... ok
[INFO] [stdout] test test_kietaub_file ... ok
[INFO] [stdout] test test_option_none_roundtrip ... ok
[INFO] [stdout] test test_option_roundtrip ... ok
[INFO] [stdout] test test_rejected_tag ... ok
[INFO] [stdout] test test_object_determinism_roundtrip ... ok
[INFO] [stdout] test test_string1 ... ok
[INFO] [stdout] test test_trailing_bytes ... ok
[INFO] [stdout] test truncated_object ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_variable_length_map_error ... ok
[INFO] [stdout] test test_string2 ... ok
[INFO] [stdout] test test_string3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/enum.rs (/opt/rustwide/target/debug/deps/enum-608d16a883acaf67)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_data_enum ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_repr_enum ... ok
[INFO] [stdout] test test_newtype_struct ... ok
[INFO] [stdout] test test_variable_length_array_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ipld.rs (/opt/rustwide/target/debug/deps/ipld-c3bcc4510065d8d2)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test unit_struct_not_supported ... ok
[INFO] [stdout] test serde ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ser.rs (/opt/rustwide/target/debug/deps/ser-8fd41766f81f6970)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test test_f32 ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_infinity ... ok
[INFO] [stdout] test test_integer ... ok
[INFO] [stdout] test test_ip_addr ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_nan ... ok
[INFO] [stdout] test test_neg_infinity ... ok
[INFO] [stdout] test test_object ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_byte_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/std_types.rs (/opt/rustwide/target/debug/deps/std_types-955e44e81c07eba5)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test_bool_false ... ok
[INFO] [stdout] test test_bool_true ... ok
[INFO] [stdout] test test_char_null ... ok
[INFO] [stdout] test test_char_broken_heart ... ok
[INFO] [stdout] test test_color_enum ... ok
[INFO] [stdout] test test_color_enum_transparent ... ok
[INFO] [stdout] test test_color_enum_with_alpha ... ok
[INFO] [stdout] test test_f64_12345_point_6 ... ok
[INFO] [stdout] test test_i128_a ... ok
[INFO] [stdout] test test_i8_23 ... ok
[INFO] [stdout] test test_i8_24 ... ok
[INFO] [stdout] test test_i8_neg_128 ... ok
[INFO] [stdout] test test_isize_255 ... ok
[INFO] [stdout] test test_i8_5 ... ok
[INFO] [stdout] test test_isize_neg_257 ... ok
[INFO] [stdout] test test_newtype_struct ... ok
[INFO] [stdout] test test_option_none ... ok
[INFO] [stdout] test test_isize_neg_256 ... ok
[INFO] [stdout] test test_option_some ... ok
[INFO] [stdout] test test_optional_person_struct ... ok
[INFO] [stdout] test test_person_struct ... ok
[INFO] [stdout] test test_str_pangram_de ... ok
[INFO] [stdout] test test_u32_98745874 ... ok
[INFO] [stdout] test test_u128 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_ipld_dagcbor
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/de.rs - de::from_reader (line 66) - compile fail ... ok
[INFO] [stdout] test src/de.rs - de::from_slice (line 25) ... ok
[INFO] [stdout] test src/de.rs - de::from_slice (line 34) ... ok
[INFO] [stdout] test src/de.rs - de::from_reader (line 57) ... ok
[INFO] [stdout] test src/lib.rs - (line 82) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 71) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 14) stdout ----
[INFO] [stdout] Test executable failed (exit status: 1).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 14)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "fdc043a0a90d2733d8594640d646e3b2ff4a354ce474c76727149bb5d44a2506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdc043a0a90d2733d8594640d646e3b2ff4a354ce474c76727149bb5d44a2506", kill_on_drop: false }`
[INFO] [stdout] fdc043a0a90d2733d8594640d646e3b2ff4a354ce474c76727149bb5d44a2506
