[INFO] cloning repository https://github.com/jansc/ncgopher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jansc/ncgopher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansc%2Fncgopher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansc%2Fncgopher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26762fdcec959cc847d055372269b948cbee6822
[INFO] checking jansc/ncgopher against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjansc%2Fncgopher" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jansc/ncgopher on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jansc/ncgopher
[INFO] finished tweaking git repo https://github.com/jansc/ncgopher
[INFO] tweaked toml for git repo https://github.com/jansc/ncgopher written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jansc/ncgopher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a6bd3fd7a0ebf66c8fcd36b023be614a20c68e52cb10f1c8c9b3e819c988e8b
[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" "3a6bd3fd7a0ebf66c8fcd36b023be614a20c68e52cb10f1c8c9b3e819c988e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a6bd3fd7a0ebf66c8fcd36b023be614a20c68e52cb10f1c8c9b3e819c988e8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a6bd3fd7a0ebf66c8fcd36b023be614a20c68e52cb10f1c8c9b3e819c988e8b", kill_on_drop: false }`
[INFO] [stdout] 3a6bd3fd7a0ebf66c8fcd36b023be614a20c68e52cb10f1c8c9b3e819c988e8b
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1216613415d3ede2457ec3fa771e8278fbcea8f9516042f4eefaff42827b7f81
[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" "1216613415d3ede2457ec3fa771e8278fbcea8f9516042f4eefaff42827b7f81", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]    Compiling rustversion v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling libsqlite3-sys v0.18.0
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking signal-hook v0.1.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking native-tls v0.2.4
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking num-complex v0.2.4
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde-hjson v0.9.1
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking nom v5.1.1
[INFO] [stderr]     Checking rusqlite v0.23.1
[INFO] [stderr]     Checking rusticata-macros v2.1.0
[INFO] [stderr]    Compiling der-oid-macro v0.2.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]     Checking der-parser v4.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling enum-map-derive v0.4.3
[INFO] [stderr]     Checking enum-map v0.6.2
[INFO] [stderr]     Checking x509-parser v0.8.0-beta4
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.5.0
[INFO] [stderr]     Checking serde v1.0.115
[INFO] [stderr]     Checking enumset v1.0.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking cursive_core v0.1.0
[INFO] [stderr]     Checking config v0.10.1
[INFO] [stderr]     Checking cursive v0.15.0
[INFO] [stderr]     Checking ncgopher v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 41s
[INFO] running `Command { std: "docker" "inspect" "1216613415d3ede2457ec3fa771e8278fbcea8f9516042f4eefaff42827b7f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1216613415d3ede2457ec3fa771e8278fbcea8f9516042f4eefaff42827b7f81", kill_on_drop: false }`
[INFO] [stdout] 1216613415d3ede2457ec3fa771e8278fbcea8f9516042f4eefaff42827b7f81