[INFO] fetching crate c3p0_mysql 0.53.0...
[INFO] checking c3p0_mysql-0.53.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate c3p0_mysql 0.53.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate c3p0_mysql 0.53.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate c3p0_mysql 0.53.0
[INFO] finished tweaking crates.io crate c3p0_mysql 0.53.0
[INFO] tweaked toml for crates.io crate c3p0_mysql 0.53.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mysql v18.2.0
[INFO] [stderr]   Downloaded mysql_common v0.20.2
[INFO] [stderr]   Downloaded mysql_async v0.24.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a6371ccd16d5aba02f1f686075f558856e375b3269e3580d07ff0bab4b530df
[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" "3a6371ccd16d5aba02f1f686075f558856e375b3269e3580d07ff0bab4b530df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6371ccd16d5aba02f1f686075f558856e375b3269e3580d07ff0bab4b530df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6371ccd16d5aba02f1f686075f558856e375b3269e3580d07ff0bab4b530df", kill_on_drop: false }`
[INFO] [stdout] 3a6371ccd16d5aba02f1f686075f558856e375b3269e3580d07ff0bab4b530df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 358ec05cec821d3d4e173f25d3057fc20164146f551388bc41a1bb2d35b93d8b
[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" "358ec05cec821d3d4e173f25d3057fc20164146f551388bc41a1bb2d35b93d8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]    Compiling standback v0.2.10
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling libz-sys v1.1.0
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]     Checking lexical v5.2.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking bigdecimal v0.1.2
[INFO] [stderr]     Checking rust_decimal v1.7.0
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking mysql_common v0.22.2
[INFO] [stderr]     Checking c3p0_common v0.53.0
[INFO] [stderr]     Checking c3p0_mysql v0.53.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "358ec05cec821d3d4e173f25d3057fc20164146f551388bc41a1bb2d35b93d8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "358ec05cec821d3d4e173f25d3057fc20164146f551388bc41a1bb2d35b93d8b", kill_on_drop: false }`
[INFO] [stdout] 358ec05cec821d3d4e173f25d3057fc20164146f551388bc41a1bb2d35b93d8b