[INFO] fetching crate smt2proxy 0.2.4...
[INFO] testing smt2proxy-0.2.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate smt2proxy 0.2.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate smt2proxy 0.2.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smt2proxy 0.2.4
[INFO] finished tweaking crates.io crate smt2proxy 0.2.4
[INFO] tweaked toml for crates.io crate smt2proxy 0.2.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate smt2proxy 0.2.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32ebe3bc8d05f3b2870c03bb7fb61a7628030f44f172c43024acf38f8078e62e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "32ebe3bc8d05f3b2870c03bb7fb61a7628030f44f172c43024acf38f8078e62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32ebe3bc8d05f3b2870c03bb7fb61a7628030f44f172c43024acf38f8078e62e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ebe3bc8d05f3b2870c03bb7fb61a7628030f44f172c43024acf38f8078e62e", kill_on_drop: false }`
[INFO] [stdout] 32ebe3bc8d05f3b2870c03bb7fb61a7628030f44f172c43024acf38f8078e62e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f58ae2250009d74584aa1ad8bf07e89d1cc54e2a4d526b3197101ad3e759817f
[INFO] running `Command { std: "docker" "start" "-a" "f58ae2250009d74584aa1ad8bf07e89d1cc54e2a4d526b3197101ad3e759817f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling fst v0.4.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling permutation_iterator v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling strum_macros v0.21.1
[INFO] [stderr]    Compiling pomelo-impl v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling strum v0.21.0
[INFO] [stderr]    Compiling pomelo v0.1.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling num-complex v0.3.1
[INFO] [stderr]    Compiling num v0.3.1
[INFO] [stderr]    Compiling smt2parser v0.6.0
[INFO] [stderr]    Compiling smt2proxy v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `smt2`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     smt2: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Options` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/main.rs:13:10
[INFO] [stdout]    |
[INFO] [stdout] 13 | #[derive(Debug, StructOpt)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 35s
[INFO] running `Command { std: "docker" "inspect" "f58ae2250009d74584aa1ad8bf07e89d1cc54e2a4d526b3197101ad3e759817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f58ae2250009d74584aa1ad8bf07e89d1cc54e2a4d526b3197101ad3e759817f", kill_on_drop: false }`
[INFO] [stdout] f58ae2250009d74584aa1ad8bf07e89d1cc54e2a4d526b3197101ad3e759817f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eaa4d058c350e521fa4cd808351bdd9c4f75e7c8beb6aec596915fd58686492a
[INFO] running `Command { std: "docker" "start" "-a" "eaa4d058c350e521fa4cd808351bdd9c4f75e7c8beb6aec596915fd58686492a", kill_on_drop: false }`
[INFO] [stderr]    Compiling smt2proxy v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/smt2proxy-a830d3f98144596a)
[INFO] running `Command { std: "docker" "inspect" "eaa4d058c350e521fa4cd808351bdd9c4f75e7c8beb6aec596915fd58686492a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa4d058c350e521fa4cd808351bdd9c4f75e7c8beb6aec596915fd58686492a", kill_on_drop: false }`
[INFO] [stdout] eaa4d058c350e521fa4cd808351bdd9c4f75e7c8beb6aec596915fd58686492a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dcfc3079f35ee2d5dc262dc3b5c546e1fbf6010c8a4125438bbb8f00097ee4b6
[INFO] running `Command { std: "docker" "start" "-a" "dcfc3079f35ee2d5dc262dc3b5c546e1fbf6010c8a4125438bbb8f00097ee4b6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smt2proxy-a830d3f98144596a)
[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 smt2proxy
[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" "dcfc3079f35ee2d5dc262dc3b5c546e1fbf6010c8a4125438bbb8f00097ee4b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfc3079f35ee2d5dc262dc3b5c546e1fbf6010c8a4125438bbb8f00097ee4b6", kill_on_drop: false }`
[INFO] [stdout] dcfc3079f35ee2d5dc262dc3b5c546e1fbf6010c8a4125438bbb8f00097ee4b6