[INFO] fetching crate ockam_key_exchange_core 0.20.0...
[INFO] testing ockam_key_exchange_core-0.20.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ockam_key_exchange_core 0.20.0 into /workspace/builds/worker-68/source
[INFO] validating manifest of crates.io crate ockam_key_exchange_core 0.20.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ockam_key_exchange_core 0.20.0
[INFO] finished tweaking crates.io crate ockam_key_exchange_core 0.20.0
[INFO] tweaked toml for crates.io crate ockam_key_exchange_core 0.20.0 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ee1d0b0587c7a8c8390fac0329fdc1ec8414501296ad63194e57ced697cf4b1
[INFO] running `Command { std: "docker" "start" "-a" "9ee1d0b0587c7a8c8390fac0329fdc1ec8414501296ad63194e57ced697cf4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ee1d0b0587c7a8c8390fac0329fdc1ec8414501296ad63194e57ced697cf4b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ee1d0b0587c7a8c8390fac0329fdc1ec8414501296ad63194e57ced697cf4b1", kill_on_drop: false }`
[INFO] [stdout] 9ee1d0b0587c7a8c8390fac0329fdc1ec8414501296ad63194e57ced697cf4b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d6caba426f4cfbe55de1fffe5077cb255dfc5da80a03684567c40acdf6434b
[INFO] running `Command { std: "docker" "start" "-a" "52d6caba426f4cfbe55de1fffe5077cb255dfc5da80a03684567c40acdf6434b", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling ahash v0.7.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[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 zeroize v1.4.1
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde_bare v0.4.0
[INFO] [stderr]    Compiling serde-big-array v0.3.2
[INFO] [stderr]    Compiling ockam_core v0.28.0
[INFO] [stderr]    Compiling ockam_vault_core v0.22.0
[INFO] [stderr]    Compiling ockam_key_exchange_core v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.06s
[INFO] running `Command { std: "docker" "inspect" "52d6caba426f4cfbe55de1fffe5077cb255dfc5da80a03684567c40acdf6434b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d6caba426f4cfbe55de1fffe5077cb255dfc5da80a03684567c40acdf6434b", kill_on_drop: false }`
[INFO] [stdout] 52d6caba426f4cfbe55de1fffe5077cb255dfc5da80a03684567c40acdf6434b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ae074174d5527f374b2754a93550db8ff3f0109d43a05bef3db6ffc7e456e90
[INFO] running `Command { std: "docker" "start" "-a" "9ae074174d5527f374b2754a93550db8ff3f0109d43a05bef3db6ffc7e456e90", kill_on_drop: false }`
[INFO] [stderr]    Compiling ockam_key_exchange_core v0.20.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "9ae074174d5527f374b2754a93550db8ff3f0109d43a05bef3db6ffc7e456e90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ae074174d5527f374b2754a93550db8ff3f0109d43a05bef3db6ffc7e456e90", kill_on_drop: false }`
[INFO] [stdout] 9ae074174d5527f374b2754a93550db8ff3f0109d43a05bef3db6ffc7e456e90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 94916e6af7f52921e1abc701c24c352ebc8367427176df7cc1fda4e970615b50
[INFO] running `Command { std: "docker" "start" "-a" "94916e6af7f52921e1abc701c24c352ebc8367427176df7cc1fda4e970615b50", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ockam_key_exchange_core-52d8324c15018948)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ockam_key_exchange_core
[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] [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" "94916e6af7f52921e1abc701c24c352ebc8367427176df7cc1fda4e970615b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94916e6af7f52921e1abc701c24c352ebc8367427176df7cc1fda4e970615b50", kill_on_drop: false }`
[INFO] [stdout] 94916e6af7f52921e1abc701c24c352ebc8367427176df7cc1fda4e970615b50