[INFO] fetching crate c3p0 0.50.1...
[INFO] checking c3p0-0.50.1 against try#3ae4c050387df9f7fbb379ee90ce8bf05e566870 for pr-70872
[INFO] extracting crate c3p0 0.50.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate c3p0 0.50.1 on toolchain 3ae4c050387df9f7fbb379ee90ce8bf05e566870
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate c3p0 0.50.1
[INFO] finished tweaking crates.io crate c3p0 0.50.1
[INFO] tweaked toml for crates.io crate c3p0 0.50.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded c3p0_sqlite v0.50.1
[INFO] [stderr]   Downloaded c3p0_in_memory v0.50.1
[INFO] [stderr]   Downloaded maybe-single v0.11.0
[INFO] [stderr]   Downloaded c3p0_mysql v0.50.1
[INFO] [stderr]   Downloaded c3p0_pg v0.50.1
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+3ae4c050387df9f7fbb379ee90ce8bf05e566870" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 1a6dd0084a22bc5370e51a2b8e42181d390e71749cd372581fe27fdc4528525c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "1a6dd0084a22bc5370e51a2b8e42181d390e71749cd372581fe27fdc4528525c"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]     Checking serde v1.0.106
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking maybe-single v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.51
[INFO] [stderr]     Checking c3p0_common v0.50.1
[INFO] [stderr]     Checking testcontainers v0.9.1
[INFO] [stderr]     Checking c3p0 v0.50.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.86s
[INFO] running `"docker" "inspect" "1a6dd0084a22bc5370e51a2b8e42181d390e71749cd372581fe27fdc4528525c"`
[INFO] running `"docker" "rm" "-f" "1a6dd0084a22bc5370e51a2b8e42181d390e71749cd372581fe27fdc4528525c"`
[INFO] [stdout] 1a6dd0084a22bc5370e51a2b8e42181d390e71749cd372581fe27fdc4528525c