[INFO] fetching crate xtr 0.1.6...
[INFO] checking xtr-0.1.6 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate xtr 0.1.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate xtr 0.1.6 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate xtr 0.1.6
[INFO] finished tweaking crates.io crate xtr 0.1.6
[INFO] tweaked toml for crates.io crate xtr 0.1.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate xtr 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded locale_config v0.2.3
[INFO] [stderr]   Downloaded gettext-sys v0.19.9
[INFO] [stderr]   Downloaded tr v0.1.3
[INFO] [stderr]   Downloaded gettext-rs v0.4.4
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "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] f92e87652ad09d165618800a8ef7386a757d87be83d5aeee1313bd81496d1358
[INFO] running `Command { std: "docker" "start" "-a" "f92e87652ad09d165618800a8ef7386a757d87be83d5aeee1313bd81496d1358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f92e87652ad09d165618800a8ef7386a757d87be83d5aeee1313bd81496d1358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f92e87652ad09d165618800a8ef7386a757d87be83d5aeee1313bd81496d1358", kill_on_drop: false }`
[INFO] [stdout] f92e87652ad09d165618800a8ef7386a757d87be83d5aeee1313bd81496d1358
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69ceb980c9fa52a28ae01a7ee8c52529226e85fd12f9ac28eb184e8e4f9c83b3
[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" "69ceb980c9fa52a28ae01a7ee8c52529226e85fd12f9ac28eb184e8e4f9c83b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking unicode-xid v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling gettext-sys v0.19.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking syn v1.0.60
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking locale_config v0.2.3
[INFO] [stderr]     Checking gettext-rs v0.4.4
[INFO] [stderr]     Checking tr v0.1.3
[INFO] [stderr]     Checking xtr v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 53s
[INFO] running `Command { std: "docker" "inspect" "69ceb980c9fa52a28ae01a7ee8c52529226e85fd12f9ac28eb184e8e4f9c83b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69ceb980c9fa52a28ae01a7ee8c52529226e85fd12f9ac28eb184e8e4f9c83b3", kill_on_drop: false }`
[INFO] [stdout] 69ceb980c9fa52a28ae01a7ee8c52529226e85fd12f9ac28eb184e8e4f9c83b3