[INFO] fetching crate sourcegen-cli 0.4.0...
[INFO] checking sourcegen-cli-0.4.0 against beta for pr-78714
[INFO] extracting crate sourcegen-cli 0.4.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sourcegen-cli 0.4.0 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 sourcegen-cli 0.4.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate sourcegen-cli 0.4.0
[INFO] tweaked toml for crates.io crate sourcegen-cli 0.4.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 8b743318fe5172bfd82e7ee211067a1936dcfbe8a35c4dc21b0c34965d54e37e
[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" "8b743318fe5172bfd82e7ee211067a1936dcfbe8a35c4dc21b0c34965d54e37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b743318fe5172bfd82e7ee211067a1936dcfbe8a35c4dc21b0c34965d54e37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b743318fe5172bfd82e7ee211067a1936dcfbe8a35c4dc21b0c34965d54e37e", kill_on_drop: false }`
[INFO] [stdout] 8b743318fe5172bfd82e7ee211067a1936dcfbe8a35c4dc21b0c34965d54e37e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 620562149f80d7c967b03c01bf75d6d993ee839385a3e726a621106c8f14b0de
[INFO] running `Command { std: "docker" "start" "-a" "620562149f80d7c967b03c01bf75d6d993ee839385a3e726a621106c8f14b0de", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking dunce v1.0.1
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking anyhow v1.0.34
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking walkdir v0.1.8
[INFO] [stderr]     Checking copy_dir v0.1.2
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.48
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking cargo_metadata v0.8.2
[INFO] [stderr]     Checking sourcegen-cli v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.83s
[INFO] running `Command { std: "docker" "inspect" "620562149f80d7c967b03c01bf75d6d993ee839385a3e726a621106c8f14b0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "620562149f80d7c967b03c01bf75d6d993ee839385a3e726a621106c8f14b0de", kill_on_drop: false }`
[INFO] [stdout] 620562149f80d7c967b03c01bf75d6d993ee839385a3e726a621106c8f14b0de