[INFO] fetching crate smlang 0.3.5...
[INFO] checking smlang-0.3.5 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate smlang 0.3.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate smlang 0.3.5 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smlang 0.3.5
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate smlang 0.3.5
[INFO] tweaked toml for crates.io crate smlang 0.3.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate smlang 0.3.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trybuild v1.0.30
[INFO] [stderr]   Downloaded smlang-macros v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a4cec2e7923c1e25bf6c551168afb7e1e437a6fe3ac838cf81cb86ef1ca6e37
[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" "9a4cec2e7923c1e25bf6c551168afb7e1e437a6fe3ac838cf81cb86ef1ca6e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a4cec2e7923c1e25bf6c551168afb7e1e437a6fe3ac838cf81cb86ef1ca6e37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4cec2e7923c1e25bf6c551168afb7e1e437a6fe3ac838cf81cb86ef1ca6e37", kill_on_drop: false }`
[INFO] [stdout] 9a4cec2e7923c1e25bf6c551168afb7e1e437a6fe3ac838cf81cb86ef1ca6e37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c55620fdaa028934011d77c6b93d046f6d47a2a278288287792b6b421e3dc6d9
[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" "c55620fdaa028934011d77c6b93d046f6d47a2a278288287792b6b421e3dc6d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling smlang-macros v0.1.11
[INFO] [stderr]     Checking smlang v0.3.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.62s
[INFO] running `Command { std: "docker" "inspect" "c55620fdaa028934011d77c6b93d046f6d47a2a278288287792b6b421e3dc6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c55620fdaa028934011d77c6b93d046f6d47a2a278288287792b6b421e3dc6d9", kill_on_drop: false }`
[INFO] [stdout] c55620fdaa028934011d77c6b93d046f6d47a2a278288287792b6b421e3dc6d9