[INFO] fetching crate thesis 0.7.0...
[INFO] testing thesis-0.7.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate thesis 0.7.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate thesis 0.7.0
[INFO] finished tweaking crates.io crate thesis 0.7.0
[INFO] tweaked toml for crates.io crate thesis 0.7.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thesis 0.7.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6e85a7c5e4e0873233c5f25f7c7c5566e69ac19410f5e440dc83b11160e95b5
[INFO] running `Command { std: "docker" "start" "-a" "a6e85a7c5e4e0873233c5f25f7c7c5566e69ac19410f5e440dc83b11160e95b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6e85a7c5e4e0873233c5f25f7c7c5566e69ac19410f5e440dc83b11160e95b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e85a7c5e4e0873233c5f25f7c7c5566e69ac19410f5e440dc83b11160e95b5", kill_on_drop: false }`
[INFO] [stdout] a6e85a7c5e4e0873233c5f25f7c7c5566e69ac19410f5e440dc83b11160e95b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f9d4a34a79b38153ff16e2db1e546d304866a71dfa2051db3e0060a0de0512b
[INFO] running `Command { std: "docker" "start" "-a" "3f9d4a34a79b38153ff16e2db1e546d304866a71dfa2051db3e0060a0de0512b", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling tracing-core v0.1.34
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling metrics v0.24.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.59s
[INFO] running `Command { std: "docker" "inspect" "3f9d4a34a79b38153ff16e2db1e546d304866a71dfa2051db3e0060a0de0512b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f9d4a34a79b38153ff16e2db1e546d304866a71dfa2051db3e0060a0de0512b", kill_on_drop: false }`
[INFO] [stdout] 3f9d4a34a79b38153ff16e2db1e546d304866a71dfa2051db3e0060a0de0512b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 982e75b4e2e1351db55a6d313386ee137065ddaed426fbbf24140864b9a4b3f3
[INFO] running `Command { std: "docker" "start" "-a" "982e75b4e2e1351db55a6d313386ee137065ddaed426fbbf24140864b9a4b3f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "982e75b4e2e1351db55a6d313386ee137065ddaed426fbbf24140864b9a4b3f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982e75b4e2e1351db55a6d313386ee137065ddaed426fbbf24140864b9a4b3f3", kill_on_drop: false }`
[INFO] [stdout] 982e75b4e2e1351db55a6d313386ee137065ddaed426fbbf24140864b9a4b3f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6d35dc27b04bbd02b641a98da2de466cf683eeeebfb5ca4d627694e659a467c
[INFO] running `Command { std: "docker" "start" "-a" "b6d35dc27b04bbd02b641a98da2de466cf683eeeebfb5ca4d627694e659a467c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thesis-88c14c2060ac3cca)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test experiment::tests::it_resolves_conflict_with_mismatch ... ok
[INFO] [stdout] test experiment::tests::it_runs_experimental_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_runs_experimental_result_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_falls_back_to_control_when_experimental_fails ... ok
[INFO] [stdout] test experiment::tests::it_calls_mismatch_when_control_errs_and_experiment_is_ok ... ok
[INFO] [stdout] test experiment::tests::test_experiment_is_send ... ok
[INFO] [stdout] test experiment::tests::it_works_with_non_partialeq_errs ... ok
[INFO] [stdout] test experiment::tests::it_works_with_results ... ok
[INFO] [stderr]    Doc-tests thesis
[INFO] [stdout] test experiment::tests::it_rolls_out_correctly ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6d35dc27b04bbd02b641a98da2de466cf683eeeebfb5ca4d627694e659a467c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6d35dc27b04bbd02b641a98da2de466cf683eeeebfb5ca4d627694e659a467c", kill_on_drop: false }`
[INFO] [stdout] b6d35dc27b04bbd02b641a98da2de466cf683eeeebfb5ca4d627694e659a467c