[INFO] fetching crate precision 0.1.12...
[INFO] testing precision-0.1.12 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate precision 0.1.12 into /workspace/builds/worker-61/source
[INFO] validating manifest of crates.io crate precision 0.1.12 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate precision 0.1.12
[INFO] finished tweaking crates.io crate precision 0.1.12
[INFO] tweaked toml for crates.io crate precision 0.1.12 written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83cea7359c541cc4d042f54a830a1b8f145a3fc532d01d1dd8f560ab6d8e82c8
[INFO] running `Command { std: "docker" "start" "-a" "83cea7359c541cc4d042f54a830a1b8f145a3fc532d01d1dd8f560ab6d8e82c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83cea7359c541cc4d042f54a830a1b8f145a3fc532d01d1dd8f560ab6d8e82c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cea7359c541cc4d042f54a830a1b8f145a3fc532d01d1dd8f560ab6d8e82c8", kill_on_drop: false }`
[INFO] [stdout] 83cea7359c541cc4d042f54a830a1b8f145a3fc532d01d1dd8f560ab6d8e82c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be3e86ba82632647ec84619bec7b92e1d158db1f3f628233eafc0aafcaed6e65
[INFO] running `Command { std: "docker" "start" "-a" "be3e86ba82632647ec84619bec7b92e1d158db1f3f628233eafc0aafcaed6e65", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling precision v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "be3e86ba82632647ec84619bec7b92e1d158db1f3f628233eafc0aafcaed6e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be3e86ba82632647ec84619bec7b92e1d158db1f3f628233eafc0aafcaed6e65", kill_on_drop: false }`
[INFO] [stdout] be3e86ba82632647ec84619bec7b92e1d158db1f3f628233eafc0aafcaed6e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749b52d09a2ddbea005bceceb381bd93898730e9025fa346a3e8294daa59d6ed
[INFO] running `Command { std: "docker" "start" "-a" "749b52d09a2ddbea005bceceb381bd93898730e9025fa346a3e8294daa59d6ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling precision v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "749b52d09a2ddbea005bceceb381bd93898730e9025fa346a3e8294daa59d6ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749b52d09a2ddbea005bceceb381bd93898730e9025fa346a3e8294daa59d6ed", kill_on_drop: false }`
[INFO] [stdout] 749b52d09a2ddbea005bceceb381bd93898730e9025fa346a3e8294daa59d6ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37ec2d43c3770427622a3939c516080063bdb4f595af5d9ddf10d1c75b1cabd8
[INFO] running `Command { std: "docker" "start" "-a" "37ec2d43c3770427622a3939c516080063bdb4f595af5d9ddf10d1c75b1cabd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/precision-6dbd557ca54a8ebe)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests precision
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "37ec2d43c3770427622a3939c516080063bdb4f595af5d9ddf10d1c75b1cabd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37ec2d43c3770427622a3939c516080063bdb4f595af5d9ddf10d1c75b1cabd8", kill_on_drop: false }`
[INFO] [stdout] 37ec2d43c3770427622a3939c516080063bdb4f595af5d9ddf10d1c75b1cabd8