[INFO] cloning repository https://github.com/elenakrittik/rm-backup
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elenakrittik/rm-backup" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felenakrittik%2Frm-backup", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felenakrittik%2Frm-backup'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 400bd3373f155c63b52f8def6afbf76dd40ec0a2
[INFO] checking elenakrittik/rm-backup against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felenakrittik%2Frm-backup" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elenakrittik/rm-backup on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elenakrittik/rm-backup
[INFO] finished tweaking git repo https://github.com/elenakrittik/rm-backup
[INFO] tweaked toml for git repo https://github.com/elenakrittik/rm-backup written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/elenakrittik/rm-backup 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package
[INFO] [stderr]     Updating rm-backup v0.1.0 (/workspace/builds/worker-1-tc1/source) -> v0.1.1
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple-logging v2.0.2
[INFO] [stderr]   Downloaded merkle_hash v3.5.0
[INFO] [stderr]   Downloaded lexopt v0.3.0
[INFO] [stderr]   Downloaded copy_dir v0.1.3
[INFO] [stderr]   Downloaded xxhash-rust v0.8.7
[INFO] [stderr]   Downloaded syn v2.0.40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba04015a711bba44f4aafb6b6c418af066b0b003ac35a3f109dfd00792b63c1a
[INFO] running `Command { std: "docker" "start" "-a" "ba04015a711bba44f4aafb6b6c418af066b0b003ac35a3f109dfd00792b63c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba04015a711bba44f4aafb6b6c418af066b0b003ac35a3f109dfd00792b63c1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba04015a711bba44f4aafb6b6c418af066b0b003ac35a3f109dfd00792b63c1a", kill_on_drop: false }`
[INFO] [stdout] ba04015a711bba44f4aafb6b6c418af066b0b003ac35a3f109dfd00792b63c1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3eb59fa96d9706fb85a438125c584dd6a4045a605ccba6178b475b94f029d47e
[INFO] running `Command { std: "docker" "start" "-a" "3eb59fa96d9706fb85a438125c584dd6a4045a605ccba6178b475b94f029d47e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling yansi v1.0.0-rc.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking winnow v0.5.28
[INFO] [stderr]    Compiling figment v0.10.12
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking copy_dir v0.1.3
[INFO] [stderr]     Checking xxhash-rust v0.8.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking lexopt v0.3.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.40
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking simple-logging v2.0.2
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling blake3 v1.5.0
[INFO] [stderr]     Checking merkle_hash v3.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling pear_codegen v0.2.7
[INFO] [stderr]     Checking pear v0.2.7
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.4
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking rm-backup v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.71s
[INFO] running `Command { std: "docker" "inspect" "3eb59fa96d9706fb85a438125c584dd6a4045a605ccba6178b475b94f029d47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3eb59fa96d9706fb85a438125c584dd6a4045a605ccba6178b475b94f029d47e", kill_on_drop: false }`
[INFO] [stdout] 3eb59fa96d9706fb85a438125c584dd6a4045a605ccba6178b475b94f029d47e
[INFO] checking elenakrittik/rm-backup against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felenakrittik%2Frm-backup" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elenakrittik/rm-backup on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/elenakrittik/rm-backup
[INFO] finished tweaking git repo https://github.com/elenakrittik/rm-backup
[INFO] tweaked toml for git repo https://github.com/elenakrittik/rm-backup written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/elenakrittik/rm-backup 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 244a550fb19a05c7e81ac248f89dc30eeadf39ba220e5a6c68b9326a9d70f89f
[INFO] running `Command { std: "docker" "start" "-a" "244a550fb19a05c7e81ac248f89dc30eeadf39ba220e5a6c68b9326a9d70f89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "244a550fb19a05c7e81ac248f89dc30eeadf39ba220e5a6c68b9326a9d70f89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "244a550fb19a05c7e81ac248f89dc30eeadf39ba220e5a6c68b9326a9d70f89f", kill_on_drop: false }`
[INFO] [stdout] 244a550fb19a05c7e81ac248f89dc30eeadf39ba220e5a6c68b9326a9d70f89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90c1c22a2a67c81c2be9a537e2ea9f28abba8b26a47a27f5f0c50b7c8e4c1ad7
[INFO] running `Command { std: "docker" "start" "-a" "90c1c22a2a67c81c2be9a537e2ea9f28abba8b26a47a27f5f0c50b7c8e4c1ad7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling proc-macro2-diagnostics v0.10.1
[INFO] [stderr]    Compiling yansi v1.0.0-rc.1
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling uncased v0.9.9
[INFO] [stderr]     Checking winnow v0.5.28
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling figment v0.10.12
[INFO] [stderr]     Checking arrayref v0.3.7
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking inlinable_string v0.1.15
[INFO] [stderr]     Checking cpufeatures v0.2.11
[INFO] [stderr]     Checking constant_time_eq v0.3.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking copy_dir v0.1.3
[INFO] [stderr]     Checking xxhash-rust v0.8.7
[INFO] [stderr]     Checking lexopt v0.3.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossbeam-utils-0.8.16/src/sync/parker.rs:371:25
[INFO] [stdout]     |
[INFO] [stdout] 371 | /                         match self.state.swap(EMPTY, SeqCst) {
[INFO] [stdout] 372 | |                             NOTIFIED | PARKED => return,
[INFO] [stdout] 373 | |                             n => panic!("inconsistent park_timeout state: {}", n),
[INFO] [stdout] 374 | |                         };
[INFO] [stdout]     | |_________________________^ cannot infer type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `crossbeam-utils` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "90c1c22a2a67c81c2be9a537e2ea9f28abba8b26a47a27f5f0c50b7c8e4c1ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90c1c22a2a67c81c2be9a537e2ea9f28abba8b26a47a27f5f0c50b7c8e4c1ad7", kill_on_drop: false }`
[INFO] [stdout] 90c1c22a2a67c81c2be9a537e2ea9f28abba8b26a47a27f5f0c50b7c8e4c1ad7