[INFO] fetching crate thesis 0.7.0...
[INFO] testing thesis-0.7.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate thesis 0.7.0 into /workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate thesis 0.7.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f3c1546750df24f60fe82e31908a6009d0395a288123a6c46ce8009e96d1a30c
[INFO] running `Command { std: "docker" "start" "-a" "f3c1546750df24f60fe82e31908a6009d0395a288123a6c46ce8009e96d1a30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3c1546750df24f60fe82e31908a6009d0395a288123a6c46ce8009e96d1a30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3c1546750df24f60fe82e31908a6009d0395a288123a6c46ce8009e96d1a30c", kill_on_drop: false }`
[INFO] [stdout] f3c1546750df24f60fe82e31908a6009d0395a288123a6c46ce8009e96d1a30c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d3b756cb707c926479b764ab521850d035a12c0535d2d2bdcb345f53c78b4710
[INFO] running `Command { std: "docker" "start" "-a" "d3b756cb707c926479b764ab521850d035a12c0535d2d2bdcb345f53c78b4710", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.185
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling metrics v0.24.3
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling pin-project v1.1.11
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[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 thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "d3b756cb707c926479b764ab521850d035a12c0535d2d2bdcb345f53c78b4710", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3b756cb707c926479b764ab521850d035a12c0535d2d2bdcb345f53c78b4710", kill_on_drop: false }`
[INFO] [stdout] d3b756cb707c926479b764ab521850d035a12c0535d2d2bdcb345f53c78b4710
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e82af0553ec6f045903b9427ee6e27630659cae0f336ff22cbcae6ae38c928fc
[INFO] running `Command { std: "docker" "start" "-a" "e82af0553ec6f045903b9427ee6e27630659cae0f336ff22cbcae6ae38c928fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-stream v0.1.18
[INFO] [stderr]    Compiling tokio-test v0.4.5
[INFO] [stderr]    Compiling thesis v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.36s
[INFO] running `Command { std: "docker" "inspect" "e82af0553ec6f045903b9427ee6e27630659cae0f336ff22cbcae6ae38c928fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82af0553ec6f045903b9427ee6e27630659cae0f336ff22cbcae6ae38c928fc", kill_on_drop: false }`
[INFO] [stdout] e82af0553ec6f045903b9427ee6e27630659cae0f336ff22cbcae6ae38c928fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] eac35ef8ac94d5fdf2f6e8e8cb92e588ae3b3a5466a825398ab2160032d0e172
[INFO] running `Command { std: "docker" "start" "-a" "eac35ef8ac94d5fdf2f6e8e8cb92e588ae3b3a5466a825398ab2160032d0e172", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/thesis-02f0781530220612)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[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_runs_experimental_result_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_works_with_results ... ok
[INFO] [stdout] test experiment::tests::it_runs_experimental_and_ignores_control ... ok
[INFO] [stdout] test experiment::tests::it_resolves_conflict_with_mismatch ... ok
[INFO] [stdout] test experiment::tests::it_works_with_non_partialeq_errs ... ok
[INFO] [stdout] test experiment::tests::it_rolls_out_correctly ... ok
[INFO] [stderr]    Doc-tests thesis
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s
[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 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eac35ef8ac94d5fdf2f6e8e8cb92e588ae3b3a5466a825398ab2160032d0e172", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac35ef8ac94d5fdf2f6e8e8cb92e588ae3b3a5466a825398ab2160032d0e172", kill_on_drop: false }`
[INFO] [stdout] eac35ef8ac94d5fdf2f6e8e8cb92e588ae3b3a5466a825398ab2160032d0e172