[INFO] fetching crate rust-mem-proofs 0.1.0...
[INFO] testing rust-mem-proofs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rust-mem-proofs 0.1.0 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate rust-mem-proofs 0.1.0 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 rust-mem-proofs 0.1.0
[INFO] finished tweaking crates.io crate rust-mem-proofs 0.1.0
[INFO] tweaked toml for crates.io crate rust-mem-proofs 0.1.0 written to /workspace/builds/worker-15/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 667cd34dbbc244f08ca3874db1f6ddee70a4400d8b95ee5687c1f95fbc0a5d01
[INFO] running `Command { std: "docker" "start" "-a" "667cd34dbbc244f08ca3874db1f6ddee70a4400d8b95ee5687c1f95fbc0a5d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "667cd34dbbc244f08ca3874db1f6ddee70a4400d8b95ee5687c1f95fbc0a5d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667cd34dbbc244f08ca3874db1f6ddee70a4400d8b95ee5687c1f95fbc0a5d01", kill_on_drop: false }`
[INFO] [stdout] 667cd34dbbc244f08ca3874db1f6ddee70a4400d8b95ee5687c1f95fbc0a5d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] e0c2c62f9b7e1efbc05a0bf64e37fdd722ca3a217da26927bbf4a9ff71aa701e
[INFO] running `Command { std: "docker" "start" "-a" "e0c2c62f9b7e1efbc05a0bf64e37fdd722ca3a217da26927bbf4a9ff71aa701e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling rust-mem-proofs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.50s
[INFO] running `Command { std: "docker" "inspect" "e0c2c62f9b7e1efbc05a0bf64e37fdd722ca3a217da26927bbf4a9ff71aa701e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c2c62f9b7e1efbc05a0bf64e37fdd722ca3a217da26927bbf4a9ff71aa701e", kill_on_drop: false }`
[INFO] [stdout] e0c2c62f9b7e1efbc05a0bf64e37fdd722ca3a217da26927bbf4a9ff71aa701e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 2aa62f5727756777b0b76b228f72b0f77722ab1fcd5c17934e83a320957baf33
[INFO] running `Command { std: "docker" "start" "-a" "2aa62f5727756777b0b76b228f72b0f77722ab1fcd5c17934e83a320957baf33", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling rust-mem-proofs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 21.45s
[INFO] running `Command { std: "docker" "inspect" "2aa62f5727756777b0b76b228f72b0f77722ab1fcd5c17934e83a320957baf33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aa62f5727756777b0b76b228f72b0f77722ab1fcd5c17934e83a320957baf33", kill_on_drop: false }`
[INFO] [stdout] 2aa62f5727756777b0b76b228f72b0f77722ab1fcd5c17934e83a320957baf33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] a240ab0d8a3dd63d4fb45b3905f77cb1b553bf2c53a7ab720670476786f3bf1f
[INFO] running `Command { std: "docker" "start" "-a" "a240ab0d8a3dd63d4fb45b3905f77cb1b553bf2c53a7ab720670476786f3bf1f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_mem_proofs-869081f210bb2829)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test por::tests::test_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.83s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust-mem-proofs
[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" "a240ab0d8a3dd63d4fb45b3905f77cb1b553bf2c53a7ab720670476786f3bf1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a240ab0d8a3dd63d4fb45b3905f77cb1b553bf2c53a7ab720670476786f3bf1f", kill_on_drop: false }`
[INFO] [stdout] a240ab0d8a3dd63d4fb45b3905f77cb1b553bf2c53a7ab720670476786f3bf1f