[INFO] fetching crate rl-core 1.17.0...
[INFO] testing rl-core-1.17.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rl-core 1.17.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rl-core 1.17.0
[INFO] finished tweaking crates.io crate rl-core 1.17.0
[INFO] tweaked toml for crates.io crate rl-core 1.17.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rl-core 1.17.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rl-core 1.17.0 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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7b1294ea7cf5889c391ab00ab60e23f87283817a2fdb37a10846ae058d37f63
[INFO] running `Command { std: "docker" "start" "-a" "e7b1294ea7cf5889c391ab00ab60e23f87283817a2fdb37a10846ae058d37f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7b1294ea7cf5889c391ab00ab60e23f87283817a2fdb37a10846ae058d37f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7b1294ea7cf5889c391ab00ab60e23f87283817a2fdb37a10846ae058d37f63", kill_on_drop: false }`
[INFO] [stdout] e7b1294ea7cf5889c391ab00ab60e23f87283817a2fdb37a10846ae058d37f63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1af51c6613f56eeafb573bf41c5287150f24c64ff6e949011dc2310bf9476985
[INFO] running `Command { std: "docker" "start" "-a" "1af51c6613f56eeafb573bf41c5287150f24c64ff6e949011dc2310bf9476985", kill_on_drop: false }`
[INFO] [stderr]    Compiling rl-core v1.17.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "1af51c6613f56eeafb573bf41c5287150f24c64ff6e949011dc2310bf9476985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1af51c6613f56eeafb573bf41c5287150f24c64ff6e949011dc2310bf9476985", kill_on_drop: false }`
[INFO] [stdout] 1af51c6613f56eeafb573bf41c5287150f24c64ff6e949011dc2310bf9476985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c76bd1633e0a5746adc1dcd822324f0525fb5110562d6655dd301ccc48a55751
[INFO] running `Command { std: "docker" "start" "-a" "c76bd1633e0a5746adc1dcd822324f0525fb5110562d6655dd301ccc48a55751", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling rl-core v1.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `serde_json` is unused in crate `rl_core`
[INFO] [stdout]    |
[INFO] [stdout]    = help: remove the dependency or add `use serde_json as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:26:2
[INFO] [stdout]    |
[INFO] [stdout] 26 |     unused_crate_dependencies,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "c76bd1633e0a5746adc1dcd822324f0525fb5110562d6655dd301ccc48a55751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c76bd1633e0a5746adc1dcd822324f0525fb5110562d6655dd301ccc48a55751", kill_on_drop: false }`
[INFO] [stdout] c76bd1633e0a5746adc1dcd822324f0525fb5110562d6655dd301ccc48a55751
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d4d5f8b7a04b0b4568d9a5f15e0d254d322bfc7273474fca15012839903ae152
[INFO] running `Command { std: "docker" "start" "-a" "d4d5f8b7a04b0b4568d9a5f15e0d254d322bfc7273474fca15012839903ae152", kill_on_drop: false }`
[INFO] [stderr] warning: extern crate `serde_json` is unused in crate `rl_core`
[INFO] [stderr]    |
[INFO] [stderr]    = help: remove the dependency or add `use serde_json as _;` to the crate root
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:26:2
[INFO] [stderr]    |
[INFO] [stderr] 26 |     unused_crate_dependencies,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rl-core` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rl_core-0aba3e5bdee0f31e)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test tracker_test::test_acquire_overflow ... ok
[INFO] [stdout] test tracker_test::test_add_capacity_overflow ... ok
[INFO] [stdout] test tracker_test::test_disabled_acquire_range ... ok
[INFO] [stdout] test tracker_test::test_add_capacity_stale ... ok
[INFO] [stdout] test tracker_test::test_add_limited_capacity ... ok
[INFO] [stdout] test tracker_test::test_disabled_acquire_up_to ... ok
[INFO] [stdout] test tracker_test::test_disabled_add_capacity ... ok
[INFO] [stdout] test tracker_test::test_add_capacity ... ok
[INFO] [stdout] test tracker_test::test_disabled_empty ... ok
[INFO] [stdout] test tracker_test::test_disabled_full ... ok
[INFO] [stdout] test tracker_test::test_overfull ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_acquire_range_zero ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_acquire_up_to ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_active_acquire ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_fresh ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_active_capacity ... ok
[INFO] [stdout] test tracker_test::test_unlimited ... ok
[INFO] [stdout] test tracker_test::test_simplify ... ok
[INFO] [stdout] test tracker_test::test_rate_limit_slow ... ok
[INFO] [stdout] test tracker_test::test_with_limited_capacity ... ok
[INFO] [stdout] test tracker_test::test_with_capacity ... ok
[INFO] [stdout] test tracker_test::test_disabled_overfull ... ok
[INFO] [stdout] test tracker_time_test::test_time_now ... ok
[INFO] [stdout] test tracker_test::test_force_acquire ... ok
[INFO] [stdout] test tracker_test::test_negative_capacity ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rl_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d4d5f8b7a04b0b4568d9a5f15e0d254d322bfc7273474fca15012839903ae152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d5f8b7a04b0b4568d9a5f15e0d254d322bfc7273474fca15012839903ae152", kill_on_drop: false }`
[INFO] [stdout] d4d5f8b7a04b0b4568d9a5f15e0d254d322bfc7273474fca15012839903ae152