[INFO] fetching crate librepology 0.1.0-alpha.1...
[INFO] checking librepology-0.1.0-alpha.1 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate librepology 0.1.0-alpha.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate librepology 0.1.0-alpha.1 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librepology 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate librepology 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate librepology 0.1.0-alpha.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] 98e2ea25e181f3b39aa6b46ff0316ad6c328e972d61ff4c93db3e34aac59d8eb
[INFO] running `Command { std: "docker" "start" "-a" "98e2ea25e181f3b39aa6b46ff0316ad6c328e972d61ff4c93db3e34aac59d8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98e2ea25e181f3b39aa6b46ff0316ad6c328e972d61ff4c93db3e34aac59d8eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e2ea25e181f3b39aa6b46ff0316ad6c328e972d61ff4c93db3e34aac59d8eb", kill_on_drop: false }`
[INFO] [stdout] 98e2ea25e181f3b39aa6b46ff0316ad6c328e972d61ff4c93db3e34aac59d8eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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] 51ec666a1c812d848df86625bc0ae96f07bb5f1f2c3ddf18b180eeebc483cae5
[INFO] running `Command { std: "docker" "start" "-a" "51ec666a1c812d848df86625bc0ae96f07bb5f1f2c3ddf18b180eeebc483cae5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.66
[INFO] [stderr]    Compiling curl-sys v0.4.47+curl-7.79.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking backtrace v0.3.61
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]    Compiling curl v0.4.38
[INFO] [stderr]     Checking librepology v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/v1/stdinapi.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn read_to_string(input: &mut Read) -> Result<String> {
[INFO] [stdout]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/v1/stdinapi.rs:58:31
[INFO] [stdout]    |
[INFO] [stdout] 58 | fn read_to_string(input: &mut Read) -> Result<String> {
[INFO] [stdout]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.42s
[INFO] running `Command { std: "docker" "inspect" "51ec666a1c812d848df86625bc0ae96f07bb5f1f2c3ddf18b180eeebc483cae5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51ec666a1c812d848df86625bc0ae96f07bb5f1f2c3ddf18b180eeebc483cae5", kill_on_drop: false }`
[INFO] [stdout] 51ec666a1c812d848df86625bc0ae96f07bb5f1f2c3ddf18b180eeebc483cae5