[INFO] cloning repository https://github.com/baloo/laurn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/baloo/laurn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaloo%2Flaurn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaloo%2Flaurn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d8cadf217ca8185733602724c7110e3c3c99d814
[INFO] checking baloo/laurn against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaloo%2Flaurn" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/baloo/laurn on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/baloo/laurn
[INFO] finished tweaking git repo https://github.com/baloo/laurn
[INFO] tweaked toml for git repo https://github.com/baloo/laurn written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/baloo/laurn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nix-rust/nix.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded static_assertions v0.3.4
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded lexical-core v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 70f4bf58ff2dbadef98d64889a4102d128260fcb8402a9b6b9e3dea0ca2c090a
[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" "70f4bf58ff2dbadef98d64889a4102d128260fcb8402a9b6b9e3dea0ca2c090a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "70f4bf58ff2dbadef98d64889a4102d128260fcb8402a9b6b9e3dea0ca2c090a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f4bf58ff2dbadef98d64889a4102d128260fcb8402a9b6b9e3dea0ca2c090a", kill_on_drop: false }`
[INFO] [stdout] 70f4bf58ff2dbadef98d64889a4102d128260fcb8402a9b6b9e3dea0ca2c090a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5be1cc85335bafb226d16322f72fbff7aa4cc3e1c8adf6303baf5018c2992fc
[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" "f5be1cc85335bafb226d16322f72fbff7aa4cc3e1c8adf6303baf5018c2992fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking static_assertions v0.3.4
[INFO] [stderr]    Compiling nix v0.17.0 (https://github.com/nix-rust/nix.git#d950c481)
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking remove_dir_all v0.5.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking laurn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.16s
[INFO] running `Command { std: "docker" "inspect" "f5be1cc85335bafb226d16322f72fbff7aa4cc3e1c8adf6303baf5018c2992fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5be1cc85335bafb226d16322f72fbff7aa4cc3e1c8adf6303baf5018c2992fc", kill_on_drop: false }`
[INFO] [stdout] f5be1cc85335bafb226d16322f72fbff7aa4cc3e1c8adf6303baf5018c2992fc