[INFO] fetching crate prometools 0.2.2...
[INFO] testing prometools-0.2.2 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] extracting crate prometools 0.2.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate prometools 0.2.2
[INFO] finished tweaking crates.io crate prometools 0.2.2
[INFO] tweaked toml for crates.io crate prometools 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate prometools 0.2.2 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 23 packages to latest compatible versions
[INFO] [stderr]       Adding prometheus-client v0.18.1 (available: v0.24.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.5.18
[INFO] [stderr]   Downloaded parking_lot_core v0.9.12
[INFO] [stderr]   Downloaded prometheus-client-derive-text-encode v0.3.0
[INFO] [stderr]   Downloaded parking_lot v0.12.5
[INFO] [stderr]   Downloaded prometheus-client v0.18.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba78751947b03cffd1e6d01d466cc09061435240ecabe7b592965eb34bc0647a
[INFO] running `Command { std: "docker" "start" "-a" "ba78751947b03cffd1e6d01d466cc09061435240ecabe7b592965eb34bc0647a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba78751947b03cffd1e6d01d466cc09061435240ecabe7b592965eb34bc0647a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba78751947b03cffd1e6d01d466cc09061435240ecabe7b592965eb34bc0647a", kill_on_drop: false }`
[INFO] [stdout] ba78751947b03cffd1e6d01d466cc09061435240ecabe7b592965eb34bc0647a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 157a91f0b716a04b84bf9a1aa9bd5baae30256bb59d06add28fd41cb5f55012e
[INFO] running `Command { std: "docker" "start" "-a" "157a91f0b716a04b84bf9a1aa9bd5baae30256bb59d06add28fd41cb5f55012e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling prometheus-client-derive-text-encode v0.3.0
[INFO] [stderr]    Compiling prometheus-client v0.18.1
[INFO] [stderr]    Compiling prometools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.06s
[INFO] running `Command { std: "docker" "inspect" "157a91f0b716a04b84bf9a1aa9bd5baae30256bb59d06add28fd41cb5f55012e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157a91f0b716a04b84bf9a1aa9bd5baae30256bb59d06add28fd41cb5f55012e", kill_on_drop: false }`
[INFO] [stdout] 157a91f0b716a04b84bf9a1aa9bd5baae30256bb59d06add28fd41cb5f55012e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52a8056c2a368e6d95e759c5fd6a0724bb7804fb3fcdc6ae0205f9d0afda4fa9
[INFO] running `Command { std: "docker" "start" "-a" "52a8056c2a368e6d95e759c5fd6a0724bb7804fb3fcdc6ae0205f9d0afda4fa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling prometools v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 24.47s
[INFO] running `Command { std: "docker" "inspect" "52a8056c2a368e6d95e759c5fd6a0724bb7804fb3fcdc6ae0205f9d0afda4fa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52a8056c2a368e6d95e759c5fd6a0724bb7804fb3fcdc6ae0205f9d0afda4fa9", kill_on_drop: false }`
[INFO] [stdout] 52a8056c2a368e6d95e759c5fd6a0724bb7804fb3fcdc6ae0205f9d0afda4fa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfdeb56561fa9ca48391e80ffd3abd71c9adf8ca1262881f16ccf251069f5145
[INFO] running `Command { std: "docker" "start" "-a" "dfdeb56561fa9ca48391e80ffd3abd71c9adf8ca1262881f16ccf251069f5145", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running tests/histogram.rs (/opt/rustwide/target/debug/deps/histogram-8bc0f132d2532ea0)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test histogram ... ok
[INFO] [stdout] test timer_stop_and_discard ... ok
[INFO] [stdout] test timer_stop_and_record ... ok
[INFO] [stdout] test timer_pause_stop ... ok
[INFO] [stdout] test timer_resume_stop ... ok
[INFO] [stdout] test timer_pause_pause_stop ... ok
[INFO] [stdout] test timer_pause_resume_stop ... ok
[INFO] [stdout] test timer_resume_drop ... ok
[INFO] [stdout] test timer_pause_resume_pause_stop ... ok
[INFO] [stdout] test timer_pause_resume_pause_resume_stop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests prometools
[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] running `Command { std: "docker" "inspect" "dfdeb56561fa9ca48391e80ffd3abd71c9adf8ca1262881f16ccf251069f5145", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfdeb56561fa9ca48391e80ffd3abd71c9adf8ca1262881f16ccf251069f5145", kill_on_drop: false }`
[INFO] [stdout] dfdeb56561fa9ca48391e80ffd3abd71c9adf8ca1262881f16ccf251069f5145