[INFO] fetching crate jset 0.1.0...
[INFO] testing jset-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate jset 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate jset 0.1.0
[INFO] finished tweaking crates.io crate jset 0.1.0
[INFO] tweaked toml for crates.io crate jset 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jset 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jset 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a528b68096c91c2455784b18c24ca8b9528bd5d3bfa262aad372e85cb54800f4
[INFO] running `Command { std: "docker" "start" "-a" "a528b68096c91c2455784b18c24ca8b9528bd5d3bfa262aad372e85cb54800f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a528b68096c91c2455784b18c24ca8b9528bd5d3bfa262aad372e85cb54800f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a528b68096c91c2455784b18c24ca8b9528bd5d3bfa262aad372e85cb54800f4", kill_on_drop: false }`
[INFO] [stdout] a528b68096c91c2455784b18c24ca8b9528bd5d3bfa262aad372e85cb54800f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0e08d5a863bc348bd1f9138216b15cb7efc70e1d5b9a3d86dd15083d1db45d1
[INFO] running `Command { std: "docker" "start" "-a" "a0e08d5a863bc348bd1f9138216b15cb7efc70e1d5b9a3d86dd15083d1db45d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling jset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Generic(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     Generic(String),
[INFO] [stdout] 53 +     Generic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "a0e08d5a863bc348bd1f9138216b15cb7efc70e1d5b9a3d86dd15083d1db45d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0e08d5a863bc348bd1f9138216b15cb7efc70e1d5b9a3d86dd15083d1db45d1", kill_on_drop: false }`
[INFO] [stdout] a0e08d5a863bc348bd1f9138216b15cb7efc70e1d5b9a3d86dd15083d1db45d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3bbe574f0d64ced9e86a6beea34de4436578056b1f1e71ad4b44913f6ae5e93
[INFO] running `Command { std: "docker" "start" "-a" "d3bbe574f0d64ced9e86a6beea34de4436578056b1f1e71ad4b44913f6ae5e93", kill_on_drop: false }`
[INFO] [stderr]    Compiling jset v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Generic(String),
[INFO] [stdout]    |     ------- ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `JsetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 53 -     Generic(String),
[INFO] [stdout] 53 +     Generic(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "d3bbe574f0d64ced9e86a6beea34de4436578056b1f1e71ad4b44913f6ae5e93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bbe574f0d64ced9e86a6beea34de4436578056b1f1e71ad4b44913f6ae5e93", kill_on_drop: false }`
[INFO] [stdout] d3bbe574f0d64ced9e86a6beea34de4436578056b1f1e71ad4b44913f6ae5e93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7442a27ea632668b560679cbbdafc936f953140ba326a934186a8a680e4f4c03
[INFO] running `Command { std: "docker" "start" "-a" "7442a27ea632668b560679cbbdafc936f953140ba326a934186a8a680e4f4c03", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/main.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |     Generic(String),
[INFO] [stderr]    |     ------- ^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `JsetError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 53 -     Generic(String),
[INFO] [stderr] 53 +     Generic(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `jset` (bin "jset" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/jset-465f9f1e5c8f7e2b)
[INFO] [stdout] 
[INFO] [stdout] running 40 tests
[INFO] [stdout] test tests::array_intersection ... ok
[INFO] [stdout] test tests::bool_intersection ... ok
[INFO] [stdout] test tests::bool_no_intersection ... ok
[INFO] [stdout] test tests::array_no_intersection ... ok
[INFO] [stdout] test tests::array_obj_intersection ... ok
[INFO] [stdout] test tests::array_obj_no_intersection ... ok
[INFO] [stdout] test tests::difference_bool ... ok
[INFO] [stdout] test tests::difference_arrays ... ok
[INFO] [stdout] test tests::difference_objects ... ok
[INFO] [stdout] test tests::difference_objects_nested ... ok
[INFO] [stdout] test tests::difference_empty_objects ... ok
[INFO] [stdout] test tests::difference_same_bool ... ok
[INFO] [stdout] test tests::difference_empty_arrays ... ok
[INFO] [stdout] test tests::difference_null ... ok
[INFO] [stdout] test tests::difference_num ... ok
[INFO] [stdout] test tests::difference_same_string ... ok
[INFO] [stdout] test tests::difference_same_num ... ok
[INFO] [stdout] test tests::null_no_intersection ... ok
[INFO] [stdout] test tests::intersect_two_values ... ok
[INFO] [stdout] test tests::num_intersection ... ok
[INFO] [stdout] test tests::nested_object_intersection ... ok
[INFO] [stdout] test tests::difference_string ... ok
[INFO] [stdout] test tests::num_no_intersection ... ok
[INFO] [stdout] test tests::string_intersection ... ok
[INFO] [stdout] test tests::null_intersection ... ok
[INFO] [stdout] test tests::no_intersection ... ok
[INFO] [stdout] test tests::string_no_intersection ... ok
[INFO] [stdout] test tests::union_arrays ... ok
[INFO] [stdout] test tests::union_diff_bool ... ok
[INFO] [stdout] test tests::union_arrays_duplicate_elements ... ok
[INFO] [stdout] test tests::union_diff_number ... ok
[INFO] [stdout] test tests::union_same_number ... ok
[INFO] [stdout] test tests::union_diff_string ... ok
[INFO] [stdout] test tests::union_diff_type ... ok
[INFO] [stdout] test tests::union_same_string ... ok
[INFO] [stdout] test tests::union_nested_objects ... ok
[INFO] [stdout] test tests::union_null ... ok
[INFO] [stdout] test tests::union_objects ... ok
[INFO] [stdout] test tests::union_objects_conflicting_values_takes_right ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jset-e2e65a9ba8696d78)
[INFO] [stdout] test tests::union_same_bool ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 40 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jset
[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] [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" "7442a27ea632668b560679cbbdafc936f953140ba326a934186a8a680e4f4c03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7442a27ea632668b560679cbbdafc936f953140ba326a934186a8a680e4f4c03", kill_on_drop: false }`
[INFO] [stdout] 7442a27ea632668b560679cbbdafc936f953140ba326a934186a8a680e4f4c03