[INFO] fetching crate cformat 0.1.0... [INFO] checking cformat-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate cformat 0.1.0 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate cformat 0.1.0 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 crates.io crate cformat 0.1.0 [INFO] finished tweaking crates.io crate cformat 0.1.0 [INFO] tweaked toml for crates.io crate cformat 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate crates.io crate cformat 0.1.0 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 crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded diff-parse v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4843106b7571899eb69618a1e875f3317dac0a53db1c36e74a1a5d6006266dcd [INFO] running `Command { std: "docker" "start" "-a" "4843106b7571899eb69618a1e875f3317dac0a53db1c36e74a1a5d6006266dcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4843106b7571899eb69618a1e875f3317dac0a53db1c36e74a1a5d6006266dcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4843106b7571899eb69618a1e875f3317dac0a53db1c36e74a1a5d6006266dcd", kill_on_drop: false }` [INFO] [stdout] 4843106b7571899eb69618a1e875f3317dac0a53db1c36e74a1a5d6006266dcd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5742fe36db7a12f2dd37584482e0f42b79bb356da94592e5f947163324c19171 [INFO] running `Command { std: "docker" "start" "-a" "5742fe36db7a12f2dd37584482e0f42b79bb356da94592e5f947163324c19171", kill_on_drop: false }` [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking diff-parse v0.1.0 [INFO] [stderr] Checking cformat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.24s [INFO] running `Command { std: "docker" "inspect" "5742fe36db7a12f2dd37584482e0f42b79bb356da94592e5f947163324c19171", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5742fe36db7a12f2dd37584482e0f42b79bb356da94592e5f947163324c19171", kill_on_drop: false }` [INFO] [stdout] 5742fe36db7a12f2dd37584482e0f42b79bb356da94592e5f947163324c19171 [INFO] checking cformat-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate cformat 0.1.0 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate cformat 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cformat 0.1.0 [INFO] finished tweaking crates.io crate cformat 0.1.0 [INFO] tweaked toml for crates.io crate cformat 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate crates.io crate cformat 0.1.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13f72870775b2f1fdea9b011da25c88ff1ca29861801c00609ab62af1b7dd03e [INFO] running `Command { std: "docker" "start" "-a" "13f72870775b2f1fdea9b011da25c88ff1ca29861801c00609ab62af1b7dd03e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13f72870775b2f1fdea9b011da25c88ff1ca29861801c00609ab62af1b7dd03e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13f72870775b2f1fdea9b011da25c88ff1ca29861801c00609ab62af1b7dd03e", kill_on_drop: false }` [INFO] [stdout] 13f72870775b2f1fdea9b011da25c88ff1ca29861801c00609ab62af1b7dd03e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7c5872edb44816f6012a684ab662ceb76fd9fda886c66d3fca488e2b7e0f38f [INFO] running `Command { std: "docker" "start" "-a" "f7c5872edb44816f6012a684ab662ceb76fd9fda886c66d3fca488e2b7e0f38f", kill_on_drop: false }` [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking diff-parse v0.1.0 [INFO] [stderr] Checking cformat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s [INFO] running `Command { std: "docker" "inspect" "f7c5872edb44816f6012a684ab662ceb76fd9fda886c66d3fca488e2b7e0f38f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7c5872edb44816f6012a684ab662ceb76fd9fda886c66d3fca488e2b7e0f38f", kill_on_drop: false }` [INFO] [stdout] f7c5872edb44816f6012a684ab662ceb76fd9fda886c66d3fca488e2b7e0f38f