[INFO] cloning repository https://github.com/gushernobindsme/rust-typical90
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gushernobindsme/rust-typical90" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgushernobindsme%2Frust-typical90", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgushernobindsme%2Frust-typical90'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8255779058f7143aa42e25a8e8e15047d1fdde6b
[INFO] checking gushernobindsme/rust-typical90 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgushernobindsme%2Frust-typical90" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gushernobindsme/rust-typical90 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] removed /workspace/builds/worker-5-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/gushernobindsme/rust-typical90
[INFO] finished tweaking git repo https://github.com/gushernobindsme/rust-typical90
[INFO] tweaked toml for git repo https://github.com/gushernobindsme/rust-typical90 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gushernobindsme/rust-typical90 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio-derive v0.1.9
[INFO] [stderr]   Downloaded superslice v1.0.0
[INFO] [stderr]   Downloaded proconio v0.3.6
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e41fd5dee27ee22678a204b0481732080c165c5f8010ffd8de3dbe835ac1e216
[INFO] running `Command { std: "docker" "start" "-a" "e41fd5dee27ee22678a204b0481732080c165c5f8010ffd8de3dbe835ac1e216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e41fd5dee27ee22678a204b0481732080c165c5f8010ffd8de3dbe835ac1e216", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e41fd5dee27ee22678a204b0481732080c165c5f8010ffd8de3dbe835ac1e216", kill_on_drop: false }`
[INFO] [stdout] e41fd5dee27ee22678a204b0481732080c165c5f8010ffd8de3dbe835ac1e216
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40be268265a96b1ed9edbf3f418c328835622f6abe2c78801848a9a88a76eaa7
[INFO] running `Command { std: "docker" "start" "-a" "40be268265a96b1ed9edbf3f418c328835622f6abe2c78801848a9a88a76eaa7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking cli_test_dir v0.1.7
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling proconio-derive v0.1.9
[INFO] [stderr]     Checking proconio v0.3.6
[INFO] [stderr]     Checking q-061 v0.1.0 (/opt/rustwide/workdir/q-061)
[INFO] [stderr]     Checking q-002 v0.1.0 (/opt/rustwide/workdir/q-002)
[INFO] [stderr]     Checking q-033 v0.1.0 (/opt/rustwide/workdir/q-033)
[INFO] [stderr]     Checking q-055 v0.1.0 (/opt/rustwide/workdir/q-055)
[INFO] [stderr]     Checking q-024 v0.1.0 (/opt/rustwide/workdir/q-024)
[INFO] [stderr]     Checking q-020 v0.1.0 (/opt/rustwide/workdir/q-020)
[INFO] [stderr]     Checking q-067 v0.1.0 (/opt/rustwide/workdir/q-067)
[INFO] [stderr]     Checking q-022 v0.1.0 (/opt/rustwide/workdir/q-022)
[INFO] [stderr]     Checking q-014 v0.1.0 (/opt/rustwide/workdir/q-014)
[INFO] [stderr]     Checking q-007 v0.1.0 (/opt/rustwide/workdir/q-007)
[INFO] [stderr]     Checking q-004 v0.1.0 (/opt/rustwide/workdir/q-004)
[INFO] [stderr]     Checking q-027 v0.1.0 (/opt/rustwide/workdir/q-027)
[INFO] [stderr]     Checking q-078 v0.1.0 (/opt/rustwide/workdir/q-078)
[INFO] [stderr]     Checking q-016 v0.1.0 (/opt/rustwide/workdir/q-016)
[INFO] [stderr]     Checking q-010 v0.1.0 (/opt/rustwide/workdir/q-010)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.07s
[INFO] running `Command { std: "docker" "inspect" "40be268265a96b1ed9edbf3f418c328835622f6abe2c78801848a9a88a76eaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40be268265a96b1ed9edbf3f418c328835622f6abe2c78801848a9a88a76eaa7", kill_on_drop: false }`
[INFO] [stdout] 40be268265a96b1ed9edbf3f418c328835622f6abe2c78801848a9a88a76eaa7
[INFO] checking gushernobindsme/rust-typical90 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgushernobindsme%2Frust-typical90" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gushernobindsme/rust-typical90 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] removed /workspace/builds/worker-5-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/gushernobindsme/rust-typical90
[INFO] finished tweaking git repo https://github.com/gushernobindsme/rust-typical90
[INFO] tweaked toml for git repo https://github.com/gushernobindsme/rust-typical90 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gushernobindsme/rust-typical90 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 33e380a2f7fad4b706bae4561df4dffd6ed2911dcc1ce2f7b93745b6fd321e74
[INFO] running `Command { std: "docker" "start" "-a" "33e380a2f7fad4b706bae4561df4dffd6ed2911dcc1ce2f7b93745b6fd321e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33e380a2f7fad4b706bae4561df4dffd6ed2911dcc1ce2f7b93745b6fd321e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e380a2f7fad4b706bae4561df4dffd6ed2911dcc1ce2f7b93745b6fd321e74", kill_on_drop: false }`
[INFO] [stdout] 33e380a2f7fad4b706bae4561df4dffd6ed2911dcc1ce2f7b93745b6fd321e74
[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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 521a593ec46cb8d3e574477df218383165d67941b2301db807ebcc9fb10da5e1
[INFO] running `Command { std: "docker" "start" "-a" "521a593ec46cb8d3e574477df218383165d67941b2301db807ebcc9fb10da5e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking cli_test_dir v0.1.7
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking petgraph v0.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling proconio-derive v0.1.9
[INFO] [stderr]     Checking proconio v0.3.6
[INFO] [stderr]     Checking q-020 v0.1.0 (/opt/rustwide/workdir/q-020)
[INFO] [stderr]     Checking q-002 v0.1.0 (/opt/rustwide/workdir/q-002)
[INFO] [stderr]     Checking q-014 v0.1.0 (/opt/rustwide/workdir/q-014)
[INFO] [stderr]     Checking q-024 v0.1.0 (/opt/rustwide/workdir/q-024)
[INFO] [stderr]     Checking q-027 v0.1.0 (/opt/rustwide/workdir/q-027)
[INFO] [stderr]     Checking q-033 v0.1.0 (/opt/rustwide/workdir/q-033)
[INFO] [stderr]     Checking q-067 v0.1.0 (/opt/rustwide/workdir/q-067)
[INFO] [stderr]     Checking q-004 v0.1.0 (/opt/rustwide/workdir/q-004)
[INFO] [stderr]     Checking q-022 v0.1.0 (/opt/rustwide/workdir/q-022)
[INFO] [stderr]     Checking q-055 v0.1.0 (/opt/rustwide/workdir/q-055)
[INFO] [stderr]     Checking q-010 v0.1.0 (/opt/rustwide/workdir/q-010)
[INFO] [stderr]     Checking q-078 v0.1.0 (/opt/rustwide/workdir/q-078)
[INFO] [stderr]     Checking q-061 v0.1.0 (/opt/rustwide/workdir/q-061)
[INFO] [stderr]     Checking q-016 v0.1.0 (/opt/rustwide/workdir/q-016)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> q-061/src/main.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             panic!();
[INFO] [stdout]    |             ^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::panic::panic_2015` which comes from the expansion of the macro `panic` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[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]     Checking q-007 v0.1.0 (/opt/rustwide/workdir/q-007)
[INFO] [stderr] error: could not compile `q-061` (bin "main") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "521a593ec46cb8d3e574477df218383165d67941b2301db807ebcc9fb10da5e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "521a593ec46cb8d3e574477df218383165d67941b2301db807ebcc9fb10da5e1", kill_on_drop: false }`
[INFO] [stdout] 521a593ec46cb8d3e574477df218383165d67941b2301db807ebcc9fb10da5e1