[INFO] fetching crate benchmarking 0.4.10...
[INFO] testing benchmarking-0.4.10 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate benchmarking 0.4.10 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate benchmarking 0.4.10 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate benchmarking 0.4.10
[INFO] finished tweaking crates.io crate benchmarking 0.4.10
[INFO] tweaked toml for crates.io crate benchmarking 0.4.10 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate crates.io crate benchmarking 0.4.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 065071253faf28512ed12196a5ae4e9177721b0f95750e10de5e74251fb5501b
[INFO] running `Command { std: "docker" "start" "-a" "065071253faf28512ed12196a5ae4e9177721b0f95750e10de5e74251fb5501b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "065071253faf28512ed12196a5ae4e9177721b0f95750e10de5e74251fb5501b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "065071253faf28512ed12196a5ae4e9177721b0f95750e10de5e74251fb5501b", kill_on_drop: false }`
[INFO] [stdout] 065071253faf28512ed12196a5ae4e9177721b0f95750e10de5e74251fb5501b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6bc3513342e2220b6c7501fc03d8e315502cb4b8ddbf71f7ecfd939615910bf
[INFO] running `Command { std: "docker" "start" "-a" "c6bc3513342e2220b6c7501fc03d8e315502cb4b8ddbf71f7ecfd939615910bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "c6bc3513342e2220b6c7501fc03d8e315502cb4b8ddbf71f7ecfd939615910bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6bc3513342e2220b6c7501fc03d8e315502cb4b8ddbf71f7ecfd939615910bf", kill_on_drop: false }`
[INFO] [stdout] c6bc3513342e2220b6c7501fc03d8e315502cb4b8ddbf71f7ecfd939615910bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b84a94e5c9b768d28d29385733891151a4effcd208383d57939fabab9e1dfc28
[INFO] running `Command { std: "docker" "start" "-a" "b84a94e5c9b768d28d29385733891151a4effcd208383d57939fabab9e1dfc28", kill_on_drop: false }`
[INFO] [stderr]    Compiling benchmarking v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "b84a94e5c9b768d28d29385733891151a4effcd208383d57939fabab9e1dfc28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b84a94e5c9b768d28d29385733891151a4effcd208383d57939fabab9e1dfc28", kill_on_drop: false }`
[INFO] [stdout] b84a94e5c9b768d28d29385733891151a4effcd208383d57939fabab9e1dfc28
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81dc1c9c184351594d745e0ae19a374f54a65428e0db93989b931b05845e5bf2
[INFO] running `Command { std: "docker" "start" "-a" "81dc1c9c184351594d745e0ae19a374f54a65428e0db93989b931b05845e5bf2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/benchmarking-abc4e00e7ed64dc5)
[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] [stderr]    Doc-tests benchmarking
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 78) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.23s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81dc1c9c184351594d745e0ae19a374f54a65428e0db93989b931b05845e5bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81dc1c9c184351594d745e0ae19a374f54a65428e0db93989b931b05845e5bf2", kill_on_drop: false }`
[INFO] [stdout] 81dc1c9c184351594d745e0ae19a374f54a65428e0db93989b931b05845e5bf2