[INFO] fetching crate uflow 0.6.0...
[INFO] testing uflow-0.6.0 against try#1b74e096b9bfb06f84a3007193dcd2f059cbdf6a for pr-96025
[INFO] extracting crate uflow 0.6.0 into /workspace/builds/worker-87/source
[INFO] validating manifest of crates.io crate uflow 0.6.0 on toolchain 1b74e096b9bfb06f84a3007193dcd2f059cbdf6a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uflow 0.6.0
[INFO] finished tweaking crates.io crate uflow 0.6.0
[INFO] tweaked toml for crates.io crate uflow 0.6.0 written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate crates.io crate uflow 0.6.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "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-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87cef8d83ae9cdc6d0005ce469a34992812c90960393aa040be33c258397eee0
[INFO] running `Command { std: "docker" "start" "-a" "87cef8d83ae9cdc6d0005ce469a34992812c90960393aa040be33c258397eee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87cef8d83ae9cdc6d0005ce469a34992812c90960393aa040be33c258397eee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87cef8d83ae9cdc6d0005ce469a34992812c90960393aa040be33c258397eee0", kill_on_drop: false }`
[INFO] [stdout] 87cef8d83ae9cdc6d0005ce469a34992812c90960393aa040be33c258397eee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d73464281671ba4534ff21e8b7a13b02ce44b10855ea783c82331e27a411c63
[INFO] running `Command { std: "docker" "start" "-a" "3d73464281671ba4534ff21e8b7a13b02ce44b10855ea783c82331e27a411c63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling uflow v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.46s
[INFO] running `Command { std: "docker" "inspect" "3d73464281671ba4534ff21e8b7a13b02ce44b10855ea783c82331e27a411c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d73464281671ba4534ff21e8b7a13b02ce44b10855ea783c82331e27a411c63", kill_on_drop: false }`
[INFO] [stdout] 3d73464281671ba4534ff21e8b7a13b02ce44b10855ea783c82331e27a411c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 804f3aa77e5d8558985f3df8153be2d5ac0f90e4f75b9f8c26d64d7fe9041523
[INFO] running `Command { std: "docker" "start" "-a" "804f3aa77e5d8558985f3df8153be2d5ac0f90e4f75b9f8c26d64d7fe9041523", kill_on_drop: false }`
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling uflow v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/endpoint/daten_meister/loss_rate.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.46s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/uflow-260ed237add0ee82)
[INFO] [stderr]   Executable tests/ideal_transfer.rs (/opt/rustwide/target/debug/deps/ideal_transfer-b8f18e167ee2a5e4)
[INFO] [stderr]   Executable tests/reliable.rs (/opt/rustwide/target/debug/deps/reliable-ff0e96b54fdc9c07)
[INFO] running `Command { std: "docker" "inspect" "804f3aa77e5d8558985f3df8153be2d5ac0f90e4f75b9f8c26d64d7fe9041523", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "804f3aa77e5d8558985f3df8153be2d5ac0f90e4f75b9f8c26d64d7fe9041523", kill_on_drop: false }`
[INFO] [stdout] 804f3aa77e5d8558985f3df8153be2d5ac0f90e4f75b9f8c26d64d7fe9041523
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1b74e096b9bfb06f84a3007193dcd2f059cbdf6a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6354aa2de195c16cb84845622ac426075acaf62f549b6ededb8ab1618bfd913
[INFO] running `Command { std: "docker" "start" "-a" "f6354aa2de195c16cb84845622ac426075acaf62f549b6ededb8ab1618bfd913", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "f6354aa2de195c16cb84845622ac426075acaf62f549b6ededb8ab1618bfd913", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "rm" "-f" "f6354aa2de195c16cb84845622ac426075acaf62f549b6ededb8ab1618bfd913", kill_on_drop: false }`
[ERROR] error running command: no output for 300 seconds
[ERROR] failed to delete container f6354aa2de195c16cb84845622ac426075acaf62f549b6ededb8ab1618bfd913
[ERROR] caused by: no output for 300 seconds