[INFO] cloning repository https://github.com/BGluth/simple_lockstep_sim [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BGluth/simple_lockstep_sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBGluth%2Fsimple_lockstep_sim", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBGluth%2Fsimple_lockstep_sim'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 784a70370103e70896cb003051349337f189b53c [INFO] checking BGluth/simple_lockstep_sim against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBGluth%2Fsimple_lockstep_sim" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BGluth/simple_lockstep_sim 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/BGluth/simple_lockstep_sim [INFO] finished tweaking git repo https://github.com/BGluth/simple_lockstep_sim [INFO] tweaked toml for git repo https://github.com/BGluth/simple_lockstep_sim written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/BGluth/simple_lockstep_sim 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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_distr v0.4.0 [INFO] [stderr] Downloaded wasi v0.10.1+wasi-snapshot-preview1 [INFO] [stderr] Downloaded getrandom v0.2.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] a68172d95fb7b79edd8a82871862651a8895fd3e15ec6aeeaa86ef69b4a4de95 [INFO] running `Command { std: "docker" "start" "-a" "a68172d95fb7b79edd8a82871862651a8895fd3e15ec6aeeaa86ef69b4a4de95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a68172d95fb7b79edd8a82871862651a8895fd3e15ec6aeeaa86ef69b4a4de95", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a68172d95fb7b79edd8a82871862651a8895fd3e15ec6aeeaa86ef69b4a4de95", kill_on_drop: false }` [INFO] [stdout] a68172d95fb7b79edd8a82871862651a8895fd3e15ec6aeeaa86ef69b4a4de95 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 07baab6191078b8c01a0b7901566e3d12ee14c18fdbf687abe1bd63be81331fe [INFO] running `Command { std: "docker" "start" "-a" "07baab6191078b8c01a0b7901566e3d12ee14c18fdbf687abe1bd63be81331fe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking ordered-float v2.0.1 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking simple_lockstep_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.01s [INFO] running `Command { std: "docker" "inspect" "07baab6191078b8c01a0b7901566e3d12ee14c18fdbf687abe1bd63be81331fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07baab6191078b8c01a0b7901566e3d12ee14c18fdbf687abe1bd63be81331fe", kill_on_drop: false }` [INFO] [stdout] 07baab6191078b8c01a0b7901566e3d12ee14c18fdbf687abe1bd63be81331fe [INFO] checking BGluth/simple_lockstep_sim against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBGluth%2Fsimple_lockstep_sim" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/BGluth/simple_lockstep_sim 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 git repo https://github.com/BGluth/simple_lockstep_sim [INFO] finished tweaking git repo https://github.com/BGluth/simple_lockstep_sim [INFO] tweaked toml for git repo https://github.com/BGluth/simple_lockstep_sim written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/BGluth/simple_lockstep_sim 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d545ec7b8f897ed1cdc950f8973203baeefccf3296a6378aafa0d33aca8fb453 [INFO] running `Command { std: "docker" "start" "-a" "d545ec7b8f897ed1cdc950f8973203baeefccf3296a6378aafa0d33aca8fb453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d545ec7b8f897ed1cdc950f8973203baeefccf3296a6378aafa0d33aca8fb453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d545ec7b8f897ed1cdc950f8973203baeefccf3296a6378aafa0d33aca8fb453", kill_on_drop: false }` [INFO] [stdout] d545ec7b8f897ed1cdc950f8973203baeefccf3296a6378aafa0d33aca8fb453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6ea92b89cf7e97a5844953179e4853e2f3312c5dc72391fc24a6415d4da1f722 [INFO] running `Command { std: "docker" "start" "-a" "6ea92b89cf7e97a5844953179e4853e2f3312c5dc72391fc24a6415d4da1f722", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling getrandom v0.2.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling libm v0.2.1 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking textwrap v0.12.1 [INFO] [stderr] Checking os_str_bytes v2.4.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling indexmap v1.6.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.1 [INFO] [stderr] Checking rand_chacha v0.3.0 [INFO] [stderr] Checking rand v0.8.2 [INFO] [stderr] Checking ordered-float v2.0.1 [INFO] [stderr] Checking rand_distr v0.4.0 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking pretty_env_logger v0.4.0 [INFO] [stderr] Compiling clap_derive v3.0.0-beta.2 [INFO] [stderr] Checking clap v3.0.0-beta.2 [INFO] [stderr] Checking simple_lockstep_sim v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.09s [INFO] running `Command { std: "docker" "inspect" "6ea92b89cf7e97a5844953179e4853e2f3312c5dc72391fc24a6415d4da1f722", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6ea92b89cf7e97a5844953179e4853e2f3312c5dc72391fc24a6415d4da1f722", kill_on_drop: false }` [INFO] [stdout] 6ea92b89cf7e97a5844953179e4853e2f3312c5dc72391fc24a6415d4da1f722