[INFO] fetching crate betaconvert 0.1.4...
[INFO] checking betaconvert-0.1.4 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate betaconvert 0.1.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate betaconvert 0.1.4 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 betaconvert 0.1.4
[INFO] finished tweaking crates.io crate betaconvert 0.1.4
[INFO] tweaked toml for crates.io crate betaconvert 0.1.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate betaconvert 0.1.4 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.2.25
[INFO] [stderr]   Downloaded quote v1.0.28
[INFO] [stderr]   Downloaded termcolor v1.2.0
[INFO] [stderr]   Downloaded betacode v1.1.0
[INFO] [stderr]   Downloaded os_str_bytes v6.5.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.60
[INFO] [stderr]   Downloaded unicode-ident v1.0.9
[INFO] [stderr]   Downloaded textwrap v0.16.0
[INFO] [stderr]   Downloaded clap v3.2.25
[INFO] [stderr]   Downloaded regex-syntax v0.7.2
[INFO] [stderr]   Downloaded regex v1.8.4
[INFO] [stderr]   Downloaded libc v0.2.146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ce6bd3c71b7c8302ed8668c3d36d4bedcb8539549cf21e0a652f1bace6d171f4
[INFO] running `Command { std: "docker" "start" "-a" "ce6bd3c71b7c8302ed8668c3d36d4bedcb8539549cf21e0a652f1bace6d171f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce6bd3c71b7c8302ed8668c3d36d4bedcb8539549cf21e0a652f1bace6d171f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce6bd3c71b7c8302ed8668c3d36d4bedcb8539549cf21e0a652f1bace6d171f4", kill_on_drop: false }`
[INFO] [stdout] ce6bd3c71b7c8302ed8668c3d36d4bedcb8539549cf21e0a652f1bace6d171f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ed3b314b1b97f22ac63d8acb260e8e8fe6585eae84f1cd0d11b1338f72b613af
[INFO] running `Command { std: "docker" "start" "-a" "ed3b314b1b97f22ac63d8acb260e8e8fe6585eae84f1cd0d11b1338f72b613af", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking betacode v1.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking betaconvert v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.52s
[INFO] running `Command { std: "docker" "inspect" "ed3b314b1b97f22ac63d8acb260e8e8fe6585eae84f1cd0d11b1338f72b613af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed3b314b1b97f22ac63d8acb260e8e8fe6585eae84f1cd0d11b1338f72b613af", kill_on_drop: false }`
[INFO] [stdout] ed3b314b1b97f22ac63d8acb260e8e8fe6585eae84f1cd0d11b1338f72b613af
[INFO] checking betaconvert-0.1.4 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate betaconvert 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate betaconvert 0.1.4 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 betaconvert 0.1.4
[INFO] finished tweaking crates.io crate betaconvert 0.1.4
[INFO] tweaked toml for crates.io crate betaconvert 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate betaconvert 0.1.4 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] b67638fe94662deee086bcc6c9e83c05b844d529b2011d9772c1e992985a64dc
[INFO] running `Command { std: "docker" "start" "-a" "b67638fe94662deee086bcc6c9e83c05b844d529b2011d9772c1e992985a64dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b67638fe94662deee086bcc6c9e83c05b844d529b2011d9772c1e992985a64dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67638fe94662deee086bcc6c9e83c05b844d529b2011d9772c1e992985a64dc", kill_on_drop: false }`
[INFO] [stdout] b67638fe94662deee086bcc6c9e83c05b844d529b2011d9772c1e992985a64dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e5d5f14742c1a40963ff2478863f6ea079ec1c7cf4104c8b098a27042bddeb3f
[INFO] running `Command { std: "docker" "start" "-a" "e5d5f14742c1a40963ff2478863f6ea079ec1c7cf4104c8b098a27042bddeb3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking betacode v1.1.0
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking betaconvert v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.93s
[INFO] running `Command { std: "docker" "inspect" "e5d5f14742c1a40963ff2478863f6ea079ec1c7cf4104c8b098a27042bddeb3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d5f14742c1a40963ff2478863f6ea079ec1c7cf4104c8b098a27042bddeb3f", kill_on_drop: false }`
[INFO] [stdout] e5d5f14742c1a40963ff2478863f6ea079ec1c7cf4104c8b098a27042bddeb3f