[INFO] fetching crate idlset 0.1.10...
[INFO] testing idlset-0.1.10 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate idlset 0.1.10 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate idlset 0.1.10 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate idlset 0.1.10
[INFO] finished tweaking crates.io crate idlset 0.1.10
[INFO] tweaked toml for crates.io crate idlset 0.1.10 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate idlset 0.1.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6badf921a41982b101154429372480d87be435740a5651d23ad05580dd60785a
[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" "6badf921a41982b101154429372480d87be435740a5651d23ad05580dd60785a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6badf921a41982b101154429372480d87be435740a5651d23ad05580dd60785a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6badf921a41982b101154429372480d87be435740a5651d23ad05580dd60785a", kill_on_drop: false }`
[INFO] [stdout] 6badf921a41982b101154429372480d87be435740a5651d23ad05580dd60785a
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2548ae2cbfec43ba6b6a27c38eeed2db3dcb96e71ba82df9517e30aff6931554
[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" "2548ae2cbfec43ba6b6a27c38eeed2db3dcb96e71ba82df9517e30aff6931554", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.40
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.17
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling idlset v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/idl_simple.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.97s
[INFO] running `Command { std: "docker" "inspect" "2548ae2cbfec43ba6b6a27c38eeed2db3dcb96e71ba82df9517e30aff6931554", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2548ae2cbfec43ba6b6a27c38eeed2db3dcb96e71ba82df9517e30aff6931554", kill_on_drop: false }`
[INFO] [stdout] 2548ae2cbfec43ba6b6a27c38eeed2db3dcb96e71ba82df9517e30aff6931554
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b53b8f74af3ac63cde6d3ab5e3717888bbaddbfc64eb4fed61b2e08c5ba2896
[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" "3b53b8f74af3ac63cde6d3ab5e3717888bbaddbfc64eb4fed61b2e08c5ba2896", kill_on_drop: false }`
[INFO] [stderr]    Compiling idlset v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `len`
[INFO] [stdout]   --> src/idl_simple.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 |     fn len(&self) -> usize {
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "3b53b8f74af3ac63cde6d3ab5e3717888bbaddbfc64eb4fed61b2e08c5ba2896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b53b8f74af3ac63cde6d3ab5e3717888bbaddbfc64eb4fed61b2e08c5ba2896", kill_on_drop: false }`
[INFO] [stdout] 3b53b8f74af3ac63cde6d3ab5e3717888bbaddbfc64eb4fed61b2e08c5ba2896
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7003aa85fd8cd3fee00d9de59ba023c3c0fb9a3cf30485a11401aef0687ae473
[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" "7003aa85fd8cd3fee00d9de59ba023c3c0fb9a3cf30485a11401aef0687ae473", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `len`
[INFO] [stderr]   --> src/idl_simple.rs:33:8
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn len(&self) -> usize {
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/idlset-1ab3858c64a9efc7
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::test_range_intersection_2 ... ok
[INFO] [stdout] test tests::test_from_iter ... ok
[INFO] [stdout] test tests::test_range_intersection_1 ... ok
[INFO] [stdout] test tests::test_contains ... ok
[INFO] [stdout] test tests::test_range_not_1 ... ok
[INFO] [stdout] test tests::test_range_not_4 ... ok
[INFO] [stdout] test tests::test_range_union_1 ... ok
[INFO] [stdout] test tests::test_range_union_2 ... ok
[INFO] [stdout] test tests::test_remove_id ... ok
[INFO] [stdout] test tests::test_range_intersection_3 ... ok
[INFO] [stdout] test tests::test_store_zero ... ok
[INFO] [stdout] test tests::test_len ... ok
[INFO] [stdout] test tests::test_range_intersection_4 ... ok
[INFO] [stdout] test tests::test_range_not_2 ... ok
[INFO] [stdout] test tests::test_range_not_3 ... ok
[INFO] [stdout] test tests::test_range_union_3 ... ok
[INFO] [stdout] test tests::test_range_intersection_6 ... ok
[INFO] [stdout] test tests::test_range_intersection_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bench_idl-1c587ca408864702
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test idl_simple::tests::test_simple_union_1 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_union_2 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_not_1 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_intersection_2 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_union_3 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_not_3 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_not_2 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_intersection_1 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_intersection_4 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_intersection_6 ... ok
[INFO] [stdout] test idl_simple::tests::test_simple_intersection_5 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests idlset
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - IDLBitRange::bitand (line 373) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRangeIter (line 601) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRange::andnot (line 530) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRange (line 147) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRange::bitor (line 441) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRange::andnot (line 516) ... ok
[INFO] [stdout] test src/lib.rs - IDLBitRangeIter (line 608) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7003aa85fd8cd3fee00d9de59ba023c3c0fb9a3cf30485a11401aef0687ae473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7003aa85fd8cd3fee00d9de59ba023c3c0fb9a3cf30485a11401aef0687ae473", kill_on_drop: false }`
[INFO] [stdout] 7003aa85fd8cd3fee00d9de59ba023c3c0fb9a3cf30485a11401aef0687ae473