[INFO] fetching crate negatable-set 0.1.0...
[INFO] testing negatable-set-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate negatable-set 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate negatable-set 0.1.0
[INFO] finished tweaking crates.io crate negatable-set 0.1.0
[INFO] tweaked toml for crates.io crate negatable-set 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate negatable-set 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate negatable-set 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] [stderr]   Downloaded vec-collections v0.3.3
[INFO] [stderr]   Downloaded itoa v0.4.6
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded getrandom v0.1.15
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded sorted-iter v0.1.7
[INFO] [stderr]   Downloaded serde v1.0.117
[INFO] [stderr]   Downloaded aho-corasick v0.7.14
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded serde_json v1.0.59
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70ced2311185446575e5d9e3085654e811e933f3c96023295ef026f2d1db614f
[INFO] running `Command { std: "docker" "start" "-a" "70ced2311185446575e5d9e3085654e811e933f3c96023295ef026f2d1db614f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70ced2311185446575e5d9e3085654e811e933f3c96023295ef026f2d1db614f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70ced2311185446575e5d9e3085654e811e933f3c96023295ef026f2d1db614f", kill_on_drop: false }`
[INFO] [stdout] 70ced2311185446575e5d9e3085654e811e933f3c96023295ef026f2d1db614f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da7db515dee7a985bd37d84bafe3260c827e2d0cc44d312d285f044e3db7cb0c
[INFO] running `Command { std: "docker" "start" "-a" "da7db515dee7a985bd37d84bafe3260c827e2d0cc44d312d285f044e3db7cb0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling negatable-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `Command { std: "docker" "inspect" "da7db515dee7a985bd37d84bafe3260c827e2d0cc44d312d285f044e3db7cb0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da7db515dee7a985bd37d84bafe3260c827e2d0cc44d312d285f044e3db7cb0c", kill_on_drop: false }`
[INFO] [stdout] da7db515dee7a985bd37d84bafe3260c827e2d0cc44d312d285f044e3db7cb0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8c65e6ed434c3b7689b91ceeeb56009a91d41d82c974e1baf427cf487d13ef8
[INFO] running `Command { std: "docker" "start" "-a" "c8c65e6ed434c3b7689b91ceeeb56009a91d41d82c974e1baf427cf487d13ef8", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling sorted-iter v0.1.7
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling vec-collections v0.3.3
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling negatable-set v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `bitop_symmetry`
[INFO] [stdout]  --> src/test_macros.rs:2:14
[INFO] [stdout]   |
[INFO] [stdout] 2 | macro_rules! bitop_symmetry {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `bitop_empty`
[INFO] [stdout]   --> src/test_macros.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 | macro_rules! bitop_empty {
[INFO] [stdout]    |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `bitop_sub_not_all`
[INFO] [stdout]   --> src/test_macros.rs:51:14
[INFO] [stdout]    |
[INFO] [stdout] 51 | macro_rules! bitop_sub_not_all {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `bitop_assign_consistent`
[INFO] [stdout]   --> src/test_macros.rs:97:14
[INFO] [stdout]    |
[INFO] [stdout] 97 | macro_rules! bitop_assign_consistent {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `set_predicate_consistent`
[INFO] [stdout]    --> src/test_macros.rs:131:14
[INFO] [stdout]     |
[INFO] [stdout] 131 | macro_rules! set_predicate_consistent {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quickcheck_macros::quickcheck`
[INFO] [stdout]    --> src/lib.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |     use quickcheck_macros::quickcheck;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `vec_collections::VecSet`
[INFO] [stdout]    --> src/lib.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |     use vec_collections::VecSet;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 23.98s
[INFO] running `Command { std: "docker" "inspect" "c8c65e6ed434c3b7689b91ceeeb56009a91d41d82c974e1baf427cf487d13ef8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c65e6ed434c3b7689b91ceeeb56009a91d41d82c974e1baf427cf487d13ef8", kill_on_drop: false }`
[INFO] [stdout] c8c65e6ed434c3b7689b91ceeeb56009a91d41d82c974e1baf427cf487d13ef8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4dc87997c587ba95a0b0abfadaccfd39b4ae2700744a420de6314777deb3b94f
[INFO] running `Command { std: "docker" "start" "-a" "4dc87997c587ba95a0b0abfadaccfd39b4ae2700744a420de6314777deb3b94f", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `bitop_symmetry`
[INFO] [stderr]  --> src/test_macros.rs:2:14
[INFO] [stderr]   |
[INFO] [stderr] 2 | macro_rules! bitop_symmetry {
[INFO] [stderr]   |              ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `bitop_empty`
[INFO] [stderr]   --> src/test_macros.rs:22:14
[INFO] [stderr]    |
[INFO] [stderr] 22 | macro_rules! bitop_empty {
[INFO] [stderr]    |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `bitop_sub_not_all`
[INFO] [stderr]   --> src/test_macros.rs:51:14
[INFO] [stderr]    |
[INFO] [stderr] 51 | macro_rules! bitop_sub_not_all {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `bitop_assign_consistent`
[INFO] [stderr]   --> src/test_macros.rs:97:14
[INFO] [stderr]    |
[INFO] [stderr] 97 | macro_rules! bitop_assign_consistent {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition: `set_predicate_consistent`
[INFO] [stderr]    --> src/test_macros.rs:131:14
[INFO] [stderr]     |
[INFO] [stderr] 131 | macro_rules! set_predicate_consistent {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `quickcheck_macros::quickcheck`
[INFO] [stderr]    --> src/lib.rs:520:9
[INFO] [stderr]     |
[INFO] [stderr] 520 |     use quickcheck_macros::quickcheck;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `vec_collections::VecSet`
[INFO] [stderr]    --> src/lib.rs:521:9
[INFO] [stderr]     |
[INFO] [stderr] 521 |     use vec_collections::VecSet;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `negatable-set` (lib test) generated 7 warnings (run `cargo fix --lib -p negatable-set --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/negatable_set-ecc05489c80a2aed)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::serde_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests negatable_set
[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" "4dc87997c587ba95a0b0abfadaccfd39b4ae2700744a420de6314777deb3b94f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc87997c587ba95a0b0abfadaccfd39b4ae2700744a420de6314777deb3b94f", kill_on_drop: false }`
[INFO] [stdout] 4dc87997c587ba95a0b0abfadaccfd39b4ae2700744a420de6314777deb3b94f