[INFO] fetching crate cstring 0.1.1...
[INFO] building cstring-0.1.1 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate cstring 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate cstring 0.1.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cstring 0.1.1
[INFO] finished tweaking crates.io crate cstring 0.1.1
[INFO] tweaked toml for crates.io crate cstring 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "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] 63a68214bc4b8409ca9374966f3ddfbc2fcfce4ad94f6e07be9dcb5c66362084
[INFO] running `Command { std: "docker" "start" "-a" "63a68214bc4b8409ca9374966f3ddfbc2fcfce4ad94f6e07be9dcb5c66362084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63a68214bc4b8409ca9374966f3ddfbc2fcfce4ad94f6e07be9dcb5c66362084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a68214bc4b8409ca9374966f3ddfbc2fcfce4ad94f6e07be9dcb5c66362084", kill_on_drop: false }`
[INFO] [stdout] 63a68214bc4b8409ca9374966f3ddfbc2fcfce4ad94f6e07be9dcb5c66362084
[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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--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] 45ae2d3a7b86c735b55239004f6c64773861e9e80e54125f0a1cf45512fdf355
[INFO] running `Command { std: "docker" "start" "-a" "45ae2d3a7b86c735b55239004f6c64773861e9e80e54125f0a1cf45512fdf355", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (17e4d3eceadf9dd2, 8aedf3ac2bade43), 8, 8
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (adab685027c967bc, 8626985ee941285d), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (a461baf1ec0090ad, 5af087ad2e78bcae), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (fd2def8403dbf8ed, e550c988fd8abd29), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (b4e06a03ab0904cf, 53b28ff318d9de23), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (f04f4876c901d2ee, acd2c0eb72a92dd7), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (ec30359d6ce404ed, a47f4f67457ab7b), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (49d02366135fea00, 4d39c89542cbd33d), 8, 8
[INFO] [stderr]    Compiling cstring v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (9c904a715b4db0a2, 558b980e7886fb7b), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (49c78934fa22c668, df416b8de6d15d36), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (6707dd14dbd5bb56, 68b33b49e7327b3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (96c60775f3c1d922, a384e0e910162af7), 0, 0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "45ae2d3a7b86c735b55239004f6c64773861e9e80e54125f0a1cf45512fdf355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ae2d3a7b86c735b55239004f6c64773861e9e80e54125f0a1cf45512fdf355", kill_on_drop: false }`
[INFO] [stdout] 45ae2d3a7b86c735b55239004f6c64773861e9e80e54125f0a1cf45512fdf355
[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 -Zprofile-closures" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dc67c9fde83b476afcfa252cb90ed83b06f018f07b140aee78f13446d6d3dd5
[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" "4dc67c9fde83b476afcfa252cb90ed83b06f018f07b140aee78f13446d6d3dd5", kill_on_drop: false }`
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (17e4d3eceadf9dd2, 8aedf3ac2bade43), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (adab685027c967bc, 8626985ee941285d), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (a461baf1ec0090ad, 5af087ad2e78bcae), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (fd2def8403dbf8ed, e550c988fd8abd29), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (b4e06a03ab0904cf, 53b28ff318d9de23), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (f04f4876c901d2ee, acd2c0eb72a92dd7), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (ec30359d6ce404ed, a47f4f67457ab7b), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: memchr, (49d02366135fea00, 4d39c89542cbd33d), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (9c904a715b4db0a2, 558b980e7886fb7b), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (49c78934fa22c668, df416b8de6d15d36), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (6707dd14dbd5bb56, 68b33b49e7327b3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cstring, (96c60775f3c1d922, a384e0e910162af7), 0, 0
[INFO] [stderr]    Compiling cstring v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0468]: an `extern crate` loading macros must be at the crate root
[INFO] [stdout]   --> src/cstr_core.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate std;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0468`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cstring` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4dc67c9fde83b476afcfa252cb90ed83b06f018f07b140aee78f13446d6d3dd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc67c9fde83b476afcfa252cb90ed83b06f018f07b140aee78f13446d6d3dd5", kill_on_drop: false }`
[INFO] [stdout] 4dc67c9fde83b476afcfa252cb90ed83b06f018f07b140aee78f13446d6d3dd5