[INFO] fetching crate aces 0.0.13...
[INFO] checking aces-0.0.13 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate aces 0.0.13 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate aces 0.0.13 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aces 0.0.13
[INFO] finished tweaking crates.io crate aces 0.0.13
[INFO] tweaked toml for crates.io crate aces 0.0.13 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded partial_ref v0.3.2
[INFO] [stderr]   Downloaded varisat-formula v0.2.2
[INFO] [stderr]   Downloaded varisat v0.2.2
[INFO] [stderr]   Downloaded varisat-checker v0.2.2
[INFO] [stderr]   Downloaded varisat-dimacs v0.2.2
[INFO] [stderr]   Downloaded vec_mut_scan v0.3.0
[INFO] [stderr]   Downloaded varisat-internal-macros v0.2.2
[INFO] [stderr]   Downloaded partial_ref_derive v0.3.2
[INFO] [stderr]   Downloaded varisat-internal-proof v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] 6bc59717427485af1a658cf61c4afe6b884d7ec227fe4dd62e39a8b813daaabf
[INFO] running `Command { std: "docker" "start" "-a" "6bc59717427485af1a658cf61c4afe6b884d7ec227fe4dd62e39a8b813daaabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bc59717427485af1a658cf61c4afe6b884d7ec227fe4dd62e39a8b813daaabf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc59717427485af1a658cf61c4afe6b884d7ec227fe4dd62e39a8b813daaabf", kill_on_drop: false }`
[INFO] [stdout] 6bc59717427485af1a658cf61c4afe6b884d7ec227fe4dd62e39a8b813daaabf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "RUSTUP_TOOLCHAIN=45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a8c02c473764e7be428a36c92747388d7651b1e1993a171b600d5dfebbc3cbb
[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" "6a8c02c473764e7be428a36c92747388d7651b1e1993a171b600d5dfebbc3cbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking varisat-formula v0.2.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking siphasher v0.3.5
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking vec_mut_scan v0.3.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking varisat-internal-proof v0.2.2
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling varisat v0.2.2
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking ordered-float v2.1.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling partial_ref_derive v0.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking fern v0.6.0
[INFO] [stderr]    Compiling varisat-internal-macros v0.2.2
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking partial_ref v0.3.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking varisat-dimacs v0.2.2
[INFO] [stderr]     Checking varisat-checker v0.2.2
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking string_cache v0.8.1
[INFO] [stderr]     Checking aces v0.0.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 19s
[INFO] running `Command { std: "docker" "inspect" "6a8c02c473764e7be428a36c92747388d7651b1e1993a171b600d5dfebbc3cbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a8c02c473764e7be428a36c92747388d7651b1e1993a171b600d5dfebbc3cbb", kill_on_drop: false }`
[INFO] [stdout] 6a8c02c473764e7be428a36c92747388d7651b1e1993a171b600d5dfebbc3cbb