[INFO] cloning repository https://github.com/nikita-skobov/yaml-variable-substitution
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nikita-skobov/yaml-variable-substitution" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec747b564409ab244b773061a3e4c69657649a39
[INFO] checking nikita-skobov/yaml-variable-substitution against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnikita-skobov%2Fyaml-variable-substitution" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nikita-skobov/yaml-variable-substitution on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nikita-skobov/yaml-variable-substitution
[INFO] finished tweaking git repo https://github.com/nikita-skobov/yaml-variable-substitution
[INFO] tweaked toml for git repo https://github.com/nikita-skobov/yaml-variable-substitution written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nikita-skobov/yaml-variable-substitution already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nikita-skobov/context-based-variable-substitution`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b43d6c9fa0b3976efb00c4915fed7a027a43e17ac3c09f4f2469ea061dd6004e
[INFO] running `Command { std: "docker" "start" "-a" "b43d6c9fa0b3976efb00c4915fed7a027a43e17ac3c09f4f2469ea061dd6004e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b43d6c9fa0b3976efb00c4915fed7a027a43e17ac3c09f4f2469ea061dd6004e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43d6c9fa0b3976efb00c4915fed7a027a43e17ac3c09f4f2469ea061dd6004e", kill_on_drop: false }`
[INFO] [stdout] b43d6c9fa0b3976efb00c4915fed7a027a43e17ac3c09f4f2469ea061dd6004e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7628bc510f65c50e20ae5ae060e9768223c6a33a74b2e52372e8d62416ccab8
[INFO] running `Command { std: "docker" "start" "-a" "a7628bc510f65c50e20ae5ae060e9768223c6a33a74b2e52372e8d62416ccab8", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.19
[INFO] [stderr]     Checking regex v1.4.0
[INFO] [stderr]     Checking context_based_variable_substitution v1.0.0 (https://github.com/nikita-skobov/context-based-variable-substitution#12562137)
[INFO] [stderr]     Checking yaml_variable_substitution v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "a7628bc510f65c50e20ae5ae060e9768223c6a33a74b2e52372e8d62416ccab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7628bc510f65c50e20ae5ae060e9768223c6a33a74b2e52372e8d62416ccab8", kill_on_drop: false }`
[INFO] [stdout] a7628bc510f65c50e20ae5ae060e9768223c6a33a74b2e52372e8d62416ccab8