[INFO] cloning repository https://github.com/gw3583/tgfcfixtures
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gw3583/tgfcfixtures" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgw3583%2Ftgfcfixtures", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgw3583%2Ftgfcfixtures'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5963a2826998307bf22a5bdfcc9d74bd8c46c24f
[INFO] checking gw3583/tgfcfixtures against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgw3583%2Ftgfcfixtures" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gw3583/tgfcfixtures 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/gw3583/tgfcfixtures
[INFO] finished tweaking git repo https://github.com/gw3583/tgfcfixtures
[INFO] tweaked toml for git repo https://github.com/gw3583/tgfcfixtures written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/gw3583/tgfcfixtures 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]  Downloading crates ...
[INFO] [stderr]   Downloaded chrono-tz v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7443511992e85673e2c663ddc9719a0d23fb04070f2d98846278553a3113ca3a
[INFO] running `Command { std: "docker" "start" "-a" "7443511992e85673e2c663ddc9719a0d23fb04070f2d98846278553a3113ca3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7443511992e85673e2c663ddc9719a0d23fb04070f2d98846278553a3113ca3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7443511992e85673e2c663ddc9719a0d23fb04070f2d98846278553a3113ca3a", kill_on_drop: false }`
[INFO] [stdout] 7443511992e85673e2c663ddc9719a0d23fb04070f2d98846278553a3113ca3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3ebdd67903d454d2c3636cf340658b880b8460474aa7ee8829e016ba3f20f606
[INFO] running `Command { std: "docker" "start" "-a" "3ebdd67903d454d2c3636cf340658b880b8460474aa7ee8829e016ba3f20f606", kill_on_drop: false }`
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling chrono-tz-build v0.0.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling chrono-tz v0.6.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking tera v1.15.0
[INFO] [stderr]     Checking tgfcfixtures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.08s
[INFO] running `Command { std: "docker" "inspect" "3ebdd67903d454d2c3636cf340658b880b8460474aa7ee8829e016ba3f20f606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ebdd67903d454d2c3636cf340658b880b8460474aa7ee8829e016ba3f20f606", kill_on_drop: false }`
[INFO] [stdout] 3ebdd67903d454d2c3636cf340658b880b8460474aa7ee8829e016ba3f20f606
[INFO] checking gw3583/tgfcfixtures against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgw3583%2Ftgfcfixtures" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gw3583/tgfcfixtures 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/gw3583/tgfcfixtures
[INFO] finished tweaking git repo https://github.com/gw3583/tgfcfixtures
[INFO] tweaked toml for git repo https://github.com/gw3583/tgfcfixtures written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gw3583/tgfcfixtures 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3183d70a5341d40efc69d2d9ee903fd242ecf1b8bf4b783af629b178bf2d4682
[INFO] running `Command { std: "docker" "start" "-a" "3183d70a5341d40efc69d2d9ee903fd242ecf1b8bf4b783af629b178bf2d4682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3183d70a5341d40efc69d2d9ee903fd242ecf1b8bf4b783af629b178bf2d4682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3183d70a5341d40efc69d2d9ee903fd242ecf1b8bf4b783af629b178bf2d4682", kill_on_drop: false }`
[INFO] [stdout] 3183d70a5341d40efc69d2d9ee903fd242ecf1b8bf4b783af629b178bf2d4682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] eedc29f861d22c937e47943abb05279b2506da5193dc9b12c7f94cf2955519b5
[INFO] running `Command { std: "docker" "start" "-a" "eedc29f861d22c937e47943abb05279b2506da5193dc9b12c7f94cf2955519b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.38
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.92
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling chrono-tz-build v0.0.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling chrono-tz v0.6.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking globset v0.4.8
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking tera v1.15.0
[INFO] [stderr]     Checking tgfcfixtures v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.29s
[INFO] running `Command { std: "docker" "inspect" "eedc29f861d22c937e47943abb05279b2506da5193dc9b12c7f94cf2955519b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eedc29f861d22c937e47943abb05279b2506da5193dc9b12c7f94cf2955519b5", kill_on_drop: false }`
[INFO] [stdout] eedc29f861d22c937e47943abb05279b2506da5193dc9b12c7f94cf2955519b5