[INFO] fetching crate statusinfo2 0.0.5...
[INFO] checking statusinfo2-0.0.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate statusinfo2 0.0.5 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate statusinfo2 0.0.5 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate statusinfo2 0.0.5
[INFO] finished tweaking crates.io crate statusinfo2 0.0.5
[INFO] tweaked toml for crates.io crate statusinfo2 0.0.5 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate statusinfo2 0.0.5 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_type v2.3.0
[INFO] [stderr]   Downloaded addr2line v0.16.0
[INFO] [stderr]   Downloaded backtrace v0.3.61
[INFO] [stderr]   Downloaded argh_derive v0.1.6
[INFO] [stderr]   Downloaded anyhow v1.0.44
[INFO] [stderr]   Downloaded dirs-sys v0.3.6
[INFO] [stderr]   Downloaded object v0.26.2
[INFO] [stderr]   Downloaded syn v1.0.76
[INFO] [stderr]   Downloaded cc v1.0.70
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] [stderr]   Downloaded gimli v0.25.0
[INFO] [stderr]   Downloaded argh_shared v0.1.6
[INFO] [stderr]   Downloaded argh v0.1.6
[INFO] [stderr]   Downloaded directories v3.0.2
[INFO] [stderr]   Downloaded human-panic v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5bd66504eca85f7f14a8b6ca2088534ee929d708d46087dfc6b506a3e81cd121
[INFO] running `Command { std: "docker" "start" "-a" "5bd66504eca85f7f14a8b6ca2088534ee929d708d46087dfc6b506a3e81cd121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bd66504eca85f7f14a8b6ca2088534ee929d708d46087dfc6b506a3e81cd121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd66504eca85f7f14a8b6ca2088534ee929d708d46087dfc6b506a3e81cd121", kill_on_drop: false }`
[INFO] [stdout] 5bd66504eca85f7f14a8b6ca2088534ee929d708d46087dfc6b506a3e81cd121
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 20733dc645ede22c7c3ddfa36eb5e37de8c2086f665e9eff8898211d4615d6e9
[INFO] running `Command { std: "docker" "start" "-a" "20733dc645ede22c7c3ddfa36eb5e37de8c2086f665e9eff8898211d4615d6e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]     Checking os_type v2.3.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking argh v0.1.6
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking statusinfo2 v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.07s
[INFO] running `Command { std: "docker" "inspect" "20733dc645ede22c7c3ddfa36eb5e37de8c2086f665e9eff8898211d4615d6e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20733dc645ede22c7c3ddfa36eb5e37de8c2086f665e9eff8898211d4615d6e9", kill_on_drop: false }`
[INFO] [stdout] 20733dc645ede22c7c3ddfa36eb5e37de8c2086f665e9eff8898211d4615d6e9
[INFO] checking statusinfo2-0.0.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate statusinfo2 0.0.5 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate statusinfo2 0.0.5 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] removed /workspace/builds/worker-3-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate statusinfo2 0.0.5
[INFO] finished tweaking crates.io crate statusinfo2 0.0.5
[INFO] tweaked toml for crates.io crate statusinfo2 0.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate statusinfo2 0.0.5 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c7531a8967b24637d8367784a492d2c353dd34cccbb261d3fc791645c245eb1a
[INFO] running `Command { std: "docker" "start" "-a" "c7531a8967b24637d8367784a492d2c353dd34cccbb261d3fc791645c245eb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7531a8967b24637d8367784a492d2c353dd34cccbb261d3fc791645c245eb1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7531a8967b24637d8367784a492d2c353dd34cccbb261d3fc791645c245eb1a", kill_on_drop: false }`
[INFO] [stdout] c7531a8967b24637d8367784a492d2c353dd34cccbb261d3fc791645c245eb1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 780a006243195fdedf5d48deaa49c72439b44470bb2e622c71a0e6f89d3788ff
[INFO] running `Command { std: "docker" "start" "-a" "780a006243195fdedf5d48deaa49c72439b44470bb2e622c71a0e6f89d3788ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking gimli v0.25.0
[INFO] [stderr]     Checking object v0.26.2
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling argh_shared v0.1.6
[INFO] [stderr]     Checking os_type v2.3.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking directories v3.0.2
[INFO] [stderr]     Checking addr2line v0.16.0
[INFO] [stderr]    Compiling argh_derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking argh v0.1.6
[INFO] [stderr]     Checking human-panic v1.0.3
[INFO] [stderr]     Checking statusinfo2 v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.59s
[INFO] running `Command { std: "docker" "inspect" "780a006243195fdedf5d48deaa49c72439b44470bb2e622c71a0e6f89d3788ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780a006243195fdedf5d48deaa49c72439b44470bb2e622c71a0e6f89d3788ff", kill_on_drop: false }`
[INFO] [stdout] 780a006243195fdedf5d48deaa49c72439b44470bb2e622c71a0e6f89d3788ff