[INFO] fetching crate pairing 0.20.0...
[INFO] testing pairing-0.20.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate pairing 0.20.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate pairing 0.20.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-27/source/rust-toolchain
[INFO] started tweaking crates.io crate pairing 0.20.0
[INFO] finished tweaking crates.io crate pairing 0.20.0
[INFO] tweaked toml for crates.io crate pairing 0.20.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39cfe2fddc0bb737e4a4977b90a3bcf01781a0aaabfc7740430426ad5fe33b39
[INFO] running `Command { std: "docker" "start" "-a" "39cfe2fddc0bb737e4a4977b90a3bcf01781a0aaabfc7740430426ad5fe33b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39cfe2fddc0bb737e4a4977b90a3bcf01781a0aaabfc7740430426ad5fe33b39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39cfe2fddc0bb737e4a4977b90a3bcf01781a0aaabfc7740430426ad5fe33b39", kill_on_drop: false }`
[INFO] [stdout] 39cfe2fddc0bb737e4a4977b90a3bcf01781a0aaabfc7740430426ad5fe33b39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a8e773f78fdd868b54bdc442eeb0d64f0b1e24909cb6bc35e9b6db033435e66
[INFO] running `Command { std: "docker" "start" "-a" "7a8e773f78fdd868b54bdc442eeb0d64f0b1e24909cb6bc35e9b6db033435e66", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling ff v0.10.0
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling pairing v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "7a8e773f78fdd868b54bdc442eeb0d64f0b1e24909cb6bc35e9b6db033435e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8e773f78fdd868b54bdc442eeb0d64f0b1e24909cb6bc35e9b6db033435e66", kill_on_drop: false }`
[INFO] [stdout] 7a8e773f78fdd868b54bdc442eeb0d64f0b1e24909cb6bc35e9b6db033435e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 726694740e36106acf0a9f455dd3f9887ddf10e7651dd8b34f0f83fa7e77997f
[INFO] running `Command { std: "docker" "start" "-a" "726694740e36106acf0a9f455dd3f9887ddf10e7651dd8b34f0f83fa7e77997f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xorshift v0.3.0
[INFO] [stderr]    Compiling pairing v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "726694740e36106acf0a9f455dd3f9887ddf10e7651dd8b34f0f83fa7e77997f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726694740e36106acf0a9f455dd3f9887ddf10e7651dd8b34f0f83fa7e77997f", kill_on_drop: false }`
[INFO] [stdout] 726694740e36106acf0a9f455dd3f9887ddf10e7651dd8b34f0f83fa7e77997f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47a62641e5effb1c0e6b1ec32955e3056b276058554878197b9e5d65426239fa
[INFO] running `Command { std: "docker" "start" "-a" "47a62641e5effb1c0e6b1ec32955e3056b276058554878197b9e5d65426239fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pairing-633374b9a37ee53c)
[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 pairing
[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" "47a62641e5effb1c0e6b1ec32955e3056b276058554878197b9e5d65426239fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47a62641e5effb1c0e6b1ec32955e3056b276058554878197b9e5d65426239fa", kill_on_drop: false }`
[INFO] [stdout] 47a62641e5effb1c0e6b1ec32955e3056b276058554878197b9e5d65426239fa
