[INFO] fetching crate ergo-lib 0.3.0...
[INFO] checking ergo-lib-0.3.0 against beta for pr-78714
[INFO] extracting crate ergo-lib 0.3.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate ergo-lib 0.3.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ergo-lib 0.3.0
[INFO] finished tweaking crates.io crate ergo-lib 0.3.0
[INFO] tweaked toml for crates.io crate ergo-lib 0.3.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7276727e34eaa751cd2e55ab6430316b670c4f71dcf6aefc82fe87bce713fe3b
[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" "7276727e34eaa751cd2e55ab6430316b670c4f71dcf6aefc82fe87bce713fe3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7276727e34eaa751cd2e55ab6430316b670c4f71dcf6aefc82fe87bce713fe3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7276727e34eaa751cd2e55ab6430316b670c4f71dcf6aefc82fe87bce713fe3b", kill_on_drop: false }`
[INFO] [stdout] 7276727e34eaa751cd2e55ab6430316b670c4f71dcf6aefc82fe87bce713fe3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "-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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e6334e9c691d4ee8b575091eef18eec56d6ccbe7a3e1f6ff1782d5212c1a527
[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" "6e6334e9c691d4ee8b575091eef18eec56d6ccbe7a3e1f6ff1782d5212c1a527", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking const-oid v0.1.0
[INFO] [stderr]     Checking base16 v0.2.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.3.18
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.68
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-bigint v0.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking elliptic-curve v0.5.0
[INFO] [stderr]     Checking rand_xorshift v0.2.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking k256 v0.4.2
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.68
[INFO] [stderr]     Checking proptest v0.10.1
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking sigma-ser v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.68
[INFO] [stderr]     Checking wasm-bindgen v0.2.68
[INFO] [stderr]     Checking js-sys v0.3.45
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking ergo-lib v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proptest-derive v0.2.0
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.18
[INFO] [stderr]     Checking wasm-bindgen-test v0.3.18
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "6e6334e9c691d4ee8b575091eef18eec56d6ccbe7a3e1f6ff1782d5212c1a527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e6334e9c691d4ee8b575091eef18eec56d6ccbe7a3e1f6ff1782d5212c1a527", kill_on_drop: false }`
[INFO] [stdout] 6e6334e9c691d4ee8b575091eef18eec56d6ccbe7a3e1f6ff1782d5212c1a527