[INFO] fetching crate git2-curl 0.19.0...
[INFO] checking git2-curl-0.19.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate git2-curl 0.19.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate git2-curl 0.19.0 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 git2-curl 0.19.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate git2-curl 0.19.0
[INFO] tweaked toml for crates.io crate git2-curl 0.19.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding conduit v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding conduit-git-http-backend v0.8.0 (latest: v0.10.0)
[INFO] [stderr]       Adding flate2 v0.2.20 (latest: v1.0.28)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding semver v0.5.1 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.6.2 (latest: v0.10.2)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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 semver v0.5.1
[INFO] [stderr]   Downloaded semver-parser v0.6.2
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
[INFO] [stderr]   Downloaded libssh2-sys v0.3.0
[INFO] [stderr]   Downloaded civet v0.11.0
[INFO] [stderr]   Downloaded conduit v0.8.1
[INFO] [stderr]   Downloaded conduit-git-http-backend v0.8.0
[INFO] [stderr]   Downloaded civet-sys v0.3.0
[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] b1a72062f67909d41f151a64159fa5db681308ecbbad9614f8f0fba6038717a1
[INFO] running `Command { std: "docker" "start" "-a" "b1a72062f67909d41f151a64159fa5db681308ecbbad9614f8f0fba6038717a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1a72062f67909d41f151a64159fa5db681308ecbbad9614f8f0fba6038717a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a72062f67909d41f151a64159fa5db681308ecbbad9614f8f0fba6038717a1", kill_on_drop: false }`
[INFO] [stdout] b1a72062f67909d41f151a64159fa5db681308ecbbad9614f8f0fba6038717a1
[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] 830ddfc511e8d3cbd0c1283b107cf6ff0ffd68a0490bc7507ee715416e291eb7
[INFO] running `Command { std: "docker" "start" "-a" "830ddfc511e8d3cbd0c1283b107cf6ff0ffd68a0490bc7507ee715416e291eb7", kill_on_drop: false }`
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking conduit v0.8.1
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling civet-sys v0.3.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking conduit-git-http-backend v0.8.0
[INFO] [stderr]     Checking civet v0.11.0
[INFO] [stderr]     Checking git2 v0.18.3
[INFO] [stderr]     Checking git2-curl v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.97s
[INFO] running `Command { std: "docker" "inspect" "830ddfc511e8d3cbd0c1283b107cf6ff0ffd68a0490bc7507ee715416e291eb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "830ddfc511e8d3cbd0c1283b107cf6ff0ffd68a0490bc7507ee715416e291eb7", kill_on_drop: false }`
[INFO] [stdout] 830ddfc511e8d3cbd0c1283b107cf6ff0ffd68a0490bc7507ee715416e291eb7
[INFO] checking git2-curl-0.19.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate git2-curl 0.19.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate git2-curl 0.19.0 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 git2-curl 0.19.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate git2-curl 0.19.0
[INFO] tweaked toml for crates.io crate git2-curl 0.19.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 61 packages
[INFO] [stderr]       Adding aho-corasick v0.5.3 (latest: v1.1.3)
[INFO] [stderr]       Adding conduit v0.8.1 (latest: v0.10.0)
[INFO] [stderr]       Adding conduit-git-http-backend v0.8.0 (latest: v0.10.0)
[INFO] [stderr]       Adding flate2 v0.2.20 (latest: v1.0.28)
[INFO] [stderr]       Adding lazy_static v0.2.11 (latest: v1.4.0)
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding memchr v0.1.11 (latest: v2.7.2)
[INFO] [stderr]       Adding regex v0.1.80 (latest: v1.10.4)
[INFO] [stderr]       Adding regex-syntax v0.3.9 (latest: v0.8.3)
[INFO] [stderr]       Adding semver v0.5.1 (latest: v1.0.22)
[INFO] [stderr]       Adding semver-parser v0.6.2 (latest: v0.10.2)
[INFO] [stderr]       Adding thread-id v2.0.0 (latest: v4.2.1)
[INFO] [stderr]       Adding thread_local v0.2.7 (latest: v1.1.8)
[INFO] [stderr]       Adding utf8-ranges v0.1.3 (latest: v1.0.5)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[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] 9c4a2caa0df359f0d89d038bb7e3da8283fa4745ad4d35f374e8e9106563a36d
[INFO] running `Command { std: "docker" "start" "-a" "9c4a2caa0df359f0d89d038bb7e3da8283fa4745ad4d35f374e8e9106563a36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9c4a2caa0df359f0d89d038bb7e3da8283fa4745ad4d35f374e8e9106563a36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4a2caa0df359f0d89d038bb7e3da8283fa4745ad4d35f374e8e9106563a36d", kill_on_drop: false }`
[INFO] [stdout] 9c4a2caa0df359f0d89d038bb7e3da8283fa4745ad4d35f374e8e9106563a36d
[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] 570fb366e70a452b0cde4a849eaf6f5436ecbe773c7f3b460c2baf049abb7f1c
[INFO] running `Command { std: "docker" "start" "-a" "570fb366e70a452b0cde4a849eaf6f5436ecbe773c7f3b460c2baf049abb7f1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]    Compiling curl v0.4.46
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking semver-parser v0.6.2
[INFO] [stderr]     Checking semver v0.5.1
[INFO] [stderr]     Checking conduit v0.8.1
[INFO] [stderr]    Compiling jobserver v0.1.28
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.102
[INFO] [stderr]    Compiling curl-sys v0.4.72+curl-8.6.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling libgit2-sys v0.16.2+1.7.2
[INFO] [stderr]    Compiling civet-sys v0.3.0
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking civet v0.11.0
[INFO] [stderr]     Checking conduit-git-http-backend v0.8.0
[INFO] [stderr]     Checking git2 v0.18.3
[INFO] [stderr]     Checking git2-curl v0.19.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.49s
[INFO] running `Command { std: "docker" "inspect" "570fb366e70a452b0cde4a849eaf6f5436ecbe773c7f3b460c2baf049abb7f1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570fb366e70a452b0cde4a849eaf6f5436ecbe773c7f3b460c2baf049abb7f1c", kill_on_drop: false }`
[INFO] [stdout] 570fb366e70a452b0cde4a849eaf6f5436ecbe773c7f3b460c2baf049abb7f1c