[INFO] crate librsync-sys 0.1.2 is already in cache
[INFO] checking librsync-sys-0.1.2 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate librsync-sys 0.1.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate librsync-sys 0.1.2 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librsync-sys 0.1.2
[INFO] finished tweaking crates.io crate librsync-sys 0.1.2
[INFO] tweaked toml for crates.io crate librsync-sys 0.1.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "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] 1334d88d8826fabe93d097af0dbcf86ff0b55e5b21440dfc0fd9d8dfa72f052a
[INFO] running `Command { std: "docker" "start" "-a" "1334d88d8826fabe93d097af0dbcf86ff0b55e5b21440dfc0fd9d8dfa72f052a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1334d88d8826fabe93d097af0dbcf86ff0b55e5b21440dfc0fd9d8dfa72f052a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1334d88d8826fabe93d097af0dbcf86ff0b55e5b21440dfc0fd9d8dfa72f052a", kill_on_drop: false }`
[INFO] [stdout] 1334d88d8826fabe93d097af0dbcf86ff0b55e5b21440dfc0fd9d8dfa72f052a
[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" "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@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58b78869728f71417ff45484e96e3cec8a58e972f46b10ec962f00af0f3c9f79
[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" "58b78869728f71417ff45484e96e3cec8a58e972f46b10ec962f00af0f3c9f79", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling librsync-sys v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: librsync/src/patch.c: In function 'rs_patch_s_copying':
[INFO] [stderr] warning: librsync/src/patch.c:189:27: warning: comparison of integer expressions of different signedness: 'size_t' {aka 'long unsigned int'} and 'rs_long_t' {aka 'long int'} [-Wsign-compare]
[INFO] [stderr] warning:   189 |         (buffs->avail_out < job->basis_len) ? buffs->avail_out : job->basis_len;
[INFO] [stderr] warning:       |                           ^
[INFO] [stderr] warning: librsync/src/patch.c:189:66: warning: operand of ?: changes signedness from 'rs_long_t' {aka 'long int'} to 'size_t' {aka 'long unsigned int'} due to unsignedness of other operand [-Wsign-compare]
[INFO] [stderr] warning:   189 |         (buffs->avail_out < job->basis_len) ? buffs->avail_out : job->basis_len;
[INFO] [stderr] warning:       |                                                                  ^~~~~~~~~~~~~~
[INFO] [stderr] warning: librsync/src/patch.c:203:67: warning: suggest braces around empty body in an 'else' statement [-Wempty-body]
[INFO] [stderr] warning:   203 |         rs_trace("copy callback returned %s", rs_strerror(result));
[INFO] [stderr] warning:       |                                                                   ^
[INFO] [stderr] warning: librsync/src/patch.c: In function 'rs_patch_s_header':
[INFO] [stderr] warning: librsync/src/patch.c:244:43: warning: suggest braces around empty body in an 'else' statement [-Wempty-body]
[INFO] [stderr] warning:   244 |         rs_trace("got patch magic %#x", v);
[INFO] [stderr] warning:       |                                           ^
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `Command { std: "docker" "inspect" "58b78869728f71417ff45484e96e3cec8a58e972f46b10ec962f00af0f3c9f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b78869728f71417ff45484e96e3cec8a58e972f46b10ec962f00af0f3c9f79", kill_on_drop: false }`
[INFO] [stdout] 58b78869728f71417ff45484e96e3cec8a58e972f46b10ec962f00af0f3c9f79