[INFO] fetching crate markly 0.3.0...
[INFO] testing markly-0.3.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate markly 0.3.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate markly 0.3.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate markly 0.3.0
[INFO] finished tweaking crates.io crate markly 0.3.0
[INFO] tweaked toml for crates.io crate markly 0.3.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate markly 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded memchr v2.3.0
[INFO] [stderr]   Downloaded clippy v0.0.302
[INFO] [stderr]   Downloaded ucd-util v0.1.7
[INFO] [stderr]   Downloaded difference v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+beta-2021-08-01" "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] c24e97c8c2165b1c9790b1aa986dfc006d871b6ef292b1b97bb8d54a4cff40d2
[INFO] running `Command { std: "docker" "start" "-a" "c24e97c8c2165b1c9790b1aa986dfc006d871b6ef292b1b97bb8d54a4cff40d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c24e97c8c2165b1c9790b1aa986dfc006d871b6ef292b1b97bb8d54a4cff40d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c24e97c8c2165b1c9790b1aa986dfc006d871b6ef292b1b97bb8d54a4cff40d2", kill_on_drop: false }`
[INFO] [stdout] c24e97c8c2165b1c9790b1aa986dfc006d871b6ef292b1b97bb8d54a4cff40d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c89d7cc2c62dbc1c49b09629dd2856bafff3a9dc84e87e9f7c16eb0a0082cdb0
[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" "c89d7cc2c62dbc1c49b09629dd2856bafff3a9dc84e87e9f7c16eb0a0082cdb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling ucd-util v0.1.7
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling pipeline v0.5.0
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling markly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.41s
[INFO] running `Command { std: "docker" "inspect" "c89d7cc2c62dbc1c49b09629dd2856bafff3a9dc84e87e9f7c16eb0a0082cdb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c89d7cc2c62dbc1c49b09629dd2856bafff3a9dc84e87e9f7c16eb0a0082cdb0", kill_on_drop: false }`
[INFO] [stdout] c89d7cc2c62dbc1c49b09629dd2856bafff3a9dc84e87e9f7c16eb0a0082cdb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f34fb7260193ae9f103cbc101219f1ce8911689677eeaecdb2de08377a9eb712
[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" "f34fb7260193ae9f103cbc101219f1ce8911689677eeaecdb2de08377a9eb712", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling difference v0.4.1
[INFO] [stderr]    Compiling markly v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0463]: can't find crate for `markdown`
[INFO] [stdout]  --> tests/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate markdown;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[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 E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `markly` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f34fb7260193ae9f103cbc101219f1ce8911689677eeaecdb2de08377a9eb712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34fb7260193ae9f103cbc101219f1ce8911689677eeaecdb2de08377a9eb712", kill_on_drop: false }`
[INFO] [stdout] f34fb7260193ae9f103cbc101219f1ce8911689677eeaecdb2de08377a9eb712
