[INFO] fetching crate liblmdb-sys 0.2.2...
[INFO] checking liblmdb-sys-0.2.2 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate liblmdb-sys 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate liblmdb-sys 0.2.2 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 liblmdb-sys 0.2.2
[INFO] finished tweaking crates.io crate liblmdb-sys 0.2.2
[INFO] tweaked toml for crates.io crate liblmdb-sys 0.2.2 written to /workspace/builds/worker-6/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", 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] 1bf82d7e5e550b516dc083404908f6241b3996d677c893a591db452c56911089
[INFO] running `Command { std: "docker" "start" "-a" "1bf82d7e5e550b516dc083404908f6241b3996d677c893a591db452c56911089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bf82d7e5e550b516dc083404908f6241b3996d677c893a591db452c56911089", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf82d7e5e550b516dc083404908f6241b3996d677c893a591db452c56911089", kill_on_drop: false }`
[INFO] [stdout] 1bf82d7e5e550b516dc083404908f6241b3996d677c893a591db452c56911089
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e2c3c308eb1ba07e9ee0e5d714d7f1b17d2110ade80bb31ca10c4d17f419274
[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" "4e2c3c308eb1ba07e9ee0e5d714d7f1b17d2110ade80bb31ca10c4d17f419274", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling liblmdb-sys v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated type alias `gcc::Config`: gcc::Config has been renamed to gcc::Build
[INFO] [stdout]  --> build.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut config = gcc::Config::new();
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `gcc::Build::new`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut config = gcc::Config::new();
[INFO] [stdout]   |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: mdb/libraries/liblmdb/mdb.c: In function 'mdb_env_get_maxkeysize':
[INFO] [stderr] warning: mdb/libraries/liblmdb/mdb.c:9821:33: warning: unused parameter 'env' [-Wunused-parameter]
[INFO] [stderr] warning:  9821 | mdb_env_get_maxkeysize(MDB_env *env)
[INFO] [stderr] warning:       |                        ~~~~~~~~~^~~
[INFO] [stderr] warning: mdb/libraries/liblmdb/mdb.c: In function 'mdb_cursor_put':
[INFO] [stderr] warning: mdb/libraries/liblmdb/mdb.c:6535:9: warning: this statement may fall through [-Wimplicit-fallthrough=]
[INFO] [stderr] warning:  6535 |      if (SIZELEFT(fp) < offset) {
[INFO] [stderr] warning:       |         ^
[INFO] [stderr] warning: mdb/libraries/liblmdb/mdb.c:6540:5: note: here
[INFO] [stderr] warning:  6540 |     case MDB_CURRENT:
[INFO] [stderr] warning:       |     ^~~~
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.08s
[INFO] running `Command { std: "docker" "inspect" "4e2c3c308eb1ba07e9ee0e5d714d7f1b17d2110ade80bb31ca10c4d17f419274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2c3c308eb1ba07e9ee0e5d714d7f1b17d2110ade80bb31ca10c4d17f419274", kill_on_drop: false }`
[INFO] [stdout] 4e2c3c308eb1ba07e9ee0e5d714d7f1b17d2110ade80bb31ca10c4d17f419274