[INFO] fetching crate multi_reader 0.1.0...
[INFO] building multi_reader-0.1.0 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate multi_reader 0.1.0 into /workspace/builds/worker-91/source
[INFO] validating manifest of crates.io crate multi_reader 0.1.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate multi_reader 0.1.0
[INFO] finished tweaking crates.io crate multi_reader 0.1.0
[INFO] tweaked toml for crates.io crate multi_reader 0.1.0 written to /workspace/builds/worker-91/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07cbb9e85675efbecc0ca1e90ac0bd70ac789bffda2cb2c7fba78633465e9fa9
[INFO] running `Command { std: "docker" "start" "-a" "07cbb9e85675efbecc0ca1e90ac0bd70ac789bffda2cb2c7fba78633465e9fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07cbb9e85675efbecc0ca1e90ac0bd70ac789bffda2cb2c7fba78633465e9fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07cbb9e85675efbecc0ca1e90ac0bd70ac789bffda2cb2c7fba78633465e9fa9", kill_on_drop: false }`
[INFO] [stdout] 07cbb9e85675efbecc0ca1e90ac0bd70ac789bffda2cb2c7fba78633465e9fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5aa797b21e49e0ff1d54a7fbb5d2c7de991f08a101fe653eb187ff099d86b351
[INFO] running `Command { std: "docker" "start" "-a" "5aa797b21e49e0ff1d54a7fbb5d2c7de991f08a101fe653eb187ff099d86b351", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling multi_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let n = try!(r.read(buf));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "5aa797b21e49e0ff1d54a7fbb5d2c7de991f08a101fe653eb187ff099d86b351", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aa797b21e49e0ff1d54a7fbb5d2c7de991f08a101fe653eb187ff099d86b351", kill_on_drop: false }`
[INFO] [stdout] 5aa797b21e49e0ff1d54a7fbb5d2c7de991f08a101fe653eb187ff099d86b351
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-91/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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89e8993ed00ce65d55565e50d0bd88be78d876f6c075ebc2dece6e8fe8254ecf
[INFO] running `Command { std: "docker" "start" "-a" "89e8993ed00ce65d55565e50d0bd88be78d876f6c075ebc2dece6e8fe8254ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling multi_reader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let n = try!(r.read(buf));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:45:29
[INFO] [stdout]    |
[INFO] [stdout] 45 |                     let n = try!(r.read(buf));
[INFO] [stdout]    |                             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (bd0c08baa9215a0a, 1ec1040beb24732a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: main, (72e92f4561adcd36, 913c83031d90aca8), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (e2b9d42a073ea26, f244f1b1770f5ae9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (5b52e8ecc32edfee, 121aa3b095535eba), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (b397b469f43e8e5d, 72dff3d77d9f4962), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (ad6ad10563a35bb3, 55e10b1bdc3185eb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (32459364e916bc39, 64376da1600413ee), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (df4927f6b566cdf1, 3f700f779c4a259b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: multi_reader, (48a2555644688558, 7d25e84ed00f93bd), 0, 0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "89e8993ed00ce65d55565e50d0bd88be78d876f6c075ebc2dece6e8fe8254ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89e8993ed00ce65d55565e50d0bd88be78d876f6c075ebc2dece6e8fe8254ecf", kill_on_drop: false }`
[INFO] [stdout] 89e8993ed00ce65d55565e50d0bd88be78d876f6c075ebc2dece6e8fe8254ecf