[INFO] fetching crate guppy 0.3.1...
[INFO] testing guppy-0.3.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate guppy 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate guppy 0.3.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate guppy 0.3.1
[INFO] finished tweaking crates.io crate guppy 0.3.1
[INFO] tweaked toml for crates.io crate guppy 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate guppy 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63f90f80a6125a9e3bdc471945d45b43089546b72c46992869a32e238f6b8742
[INFO] running `"docker" "start" "-a" "63f90f80a6125a9e3bdc471945d45b43089546b72c46992869a32e238f6b8742"`
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling target-spec v0.2.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling nested v0.1.1
[INFO] [stderr]    Compiling cfg-expr v0.3.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling petgraph v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling cargo_metadata v0.9.1
[INFO] [stderr]    Compiling guppy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.64s
[INFO] running `"docker" "inspect" "63f90f80a6125a9e3bdc471945d45b43089546b72c46992869a32e238f6b8742"`
[INFO] running `"docker" "rm" "-f" "63f90f80a6125a9e3bdc471945d45b43089546b72c46992869a32e238f6b8742"`
[INFO] [stdout] 63f90f80a6125a9e3bdc471945d45b43089546b72c46992869a32e238f6b8742
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e66a41f5099955c2fc039edc05705168265ed7de2b2e27c7388b417665a5c92b
[INFO] running `"docker" "start" "-a" "e66a41f5099955c2fc039edc05705168265ed7de2b2e27c7388b417665a5c92b"`
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling pretty_assertions v0.6.1
[INFO] [stderr]    Compiling guppy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: couldn't read examples/../fixtures/small/metadata1.json: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/deps.rs:12:19
[INFO] [stderr]    |
[INFO] [stderr] 12 |     let fixture = include_str!("../fixtures/small/metadata1.json");
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read examples/../fixtures/large/metadata_libra.json: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/print_dot.rs:44:19
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let fixture = include_str!("../fixtures/large/metadata_libra.json");
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: couldn't read examples/../fixtures/large/metadata_libra.json: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/remove_dev_only.rs:15:19
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let fixture = include_str!("../fixtures/large/metadata_libra.json");
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read examples/../fixtures/large/metadata_libra.json: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/topo_sort.rs:14:19
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let fixture = include_str!("../fixtures/large/metadata_libra.json");
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: couldn't read examples/../fixtures/large/metadata_libra.json: No such file or directory (os error 2)
[INFO] [stderr]   --> examples/print_by_level.rs:16:19
[INFO] [stderr]    |
[INFO] [stderr] 16 |     let fixture = include_str!("../fixtures/large/metadata_libra.json");
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata1.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:22:37
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub(crate) static METADATA1: &str = include_str!("../../fixtures/small/metadata1.json");
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata2.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:31:37
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub(crate) static METADATA2: &str = include_str!("../../fixtures/small/metadata2.json");
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata_dups.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:38:41
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub(crate) static METADATA_DUPS: &str = include_str!("../../fixtures/small/metadata_dups.json");
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata_cycle1.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:50:43
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub(crate) static METADATA_CYCLE1: &str = include_str!("../../fixtures/small/metadata_cycle1.json");
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata_cycle2.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:56:43
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub(crate) static METADATA_CYCLE2: &str = include_str!("../../fixtures/small/metadata_cycle2.json");
[INFO] [stderr]    |                                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata_targets1.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     include_str!("../../fixtures/small/metadata_targets1.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/small/metadata_build_targets1.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     include_str!("../../fixtures/small/metadata_build_targets1.json");
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/large/metadata_libra.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/fixtures.rs:86:42
[INFO] [stderr]    |
[INFO] [stderr] 86 | pub(crate) static METADATA_LIBRA: &str = include_str!("../../fixtures/large/metadata_libra.json");
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/large/metadata_libra_f0091a4.json: No such file or directory (os error 2)
[INFO] [stderr]    --> src/unit_tests/fixtures.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     include_str!("../../fixtures/large/metadata_libra_f0091a4.json");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/large/metadata_libra_9ffd93b.json: No such file or directory (os error 2)
[INFO] [stderr]    --> src/unit_tests/fixtures.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 134 |     include_str!("../../fixtures/large/metadata_libra_9ffd93b.json");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/invalid/optional_dev_dep.json: No such file or directory (os error 2)
[INFO] [stderr]  --> src/unit_tests/invalid_tests.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         include_str!("../../fixtures/invalid/optional_dev_dep.json"),
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/invalid/duplicate_workspace_names.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/invalid_tests.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |         include_str!("../../fixtures/invalid/duplicate_workspace_names.json"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/invalid/build_targets_empty_kinds.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/invalid_tests.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         include_str!("../../fixtures/invalid/build_targets_empty_kinds.json"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/invalid/build_targets_non_bin.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/invalid_tests.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         include_str!("../../fixtures/invalid/build_targets_non_bin.json"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read src/unit_tests/../../fixtures/invalid/build_targets_duplicate_lib.json: No such file or directory (os error 2)
[INFO] [stderr]   --> src/unit_tests/invalid_tests.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |         include_str!("../../fixtures/invalid/build_targets_duplicate_lib.json"),
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 15 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `guppy`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "e66a41f5099955c2fc039edc05705168265ed7de2b2e27c7388b417665a5c92b"`
[INFO] running `"docker" "rm" "-f" "e66a41f5099955c2fc039edc05705168265ed7de2b2e27c7388b417665a5c92b"`
[INFO] [stdout] e66a41f5099955c2fc039edc05705168265ed7de2b2e27c7388b417665a5c92b