[INFO] cloning repository https://github.com/wfraser/legacy-paper-dump [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wfraser/legacy-paper-dump" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Flegacy-paper-dump", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Flegacy-paper-dump'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 59ccd6712835f384392ed9945354ceadfbe1b020 [INFO] checking wfraser/legacy-paper-dump against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Flegacy-paper-dump" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wfraser/legacy-paper-dump 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/wfraser/legacy-paper-dump [INFO] finished tweaking git repo https://github.com/wfraser/legacy-paper-dump [INFO] tweaked toml for git repo https://github.com/wfraser/legacy-paper-dump written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/wfraser/legacy-paper-dump 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 dropbox-sdk v0.13.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 77afd5fd203a71dfbaf9f8c543ba2dbce9e04b2671e5c7477bb3d914fc061f74 [INFO] running `Command { std: "docker" "start" "-a" "77afd5fd203a71dfbaf9f8c543ba2dbce9e04b2671e5c7477bb3d914fc061f74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "77afd5fd203a71dfbaf9f8c543ba2dbce9e04b2671e5c7477bb3d914fc061f74", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77afd5fd203a71dfbaf9f8c543ba2dbce9e04b2671e5c7477bb3d914fc061f74", kill_on_drop: false }` [INFO] [stdout] 77afd5fd203a71dfbaf9f8c543ba2dbce9e04b2671e5c7477bb3d914fc061f74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2a0c8a8081cead9037c0b65bf96dc0ae0b0476fad4a2392b8bb8ba1041a58d6f [INFO] running `Command { std: "docker" "start" "-a" "2a0c8a8081cead9037c0b65bf96dc0ae0b0476fad4a2392b8bb8ba1041a58d6f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling anyhow v1.0.43 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking ureq v2.2.0 [INFO] [stderr] Checking serde v1.0.130 [INFO] [stderr] Checking dropbox-sdk v0.13.2 [INFO] [stderr] Checking legacy-paper-dump v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.96s [INFO] running `Command { std: "docker" "inspect" "2a0c8a8081cead9037c0b65bf96dc0ae0b0476fad4a2392b8bb8ba1041a58d6f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a0c8a8081cead9037c0b65bf96dc0ae0b0476fad4a2392b8bb8ba1041a58d6f", kill_on_drop: false }` [INFO] [stdout] 2a0c8a8081cead9037c0b65bf96dc0ae0b0476fad4a2392b8bb8ba1041a58d6f [INFO] checking wfraser/legacy-paper-dump against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwfraser%2Flegacy-paper-dump" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wfraser/legacy-paper-dump 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/wfraser/legacy-paper-dump [INFO] finished tweaking git repo https://github.com/wfraser/legacy-paper-dump [INFO] tweaked toml for git repo https://github.com/wfraser/legacy-paper-dump written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/wfraser/legacy-paper-dump 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 00210a8d0e455fb67a925f3107eac464992d6cd8349173f15df68c92f6635f17 [INFO] running `Command { std: "docker" "start" "-a" "00210a8d0e455fb67a925f3107eac464992d6cd8349173f15df68c92f6635f17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00210a8d0e455fb67a925f3107eac464992d6cd8349173f15df68c92f6635f17", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00210a8d0e455fb67a925f3107eac464992d6cd8349173f15df68c92f6635f17", kill_on_drop: false }` [INFO] [stdout] 00210a8d0e455fb67a925f3107eac464992d6cd8349173f15df68c92f6635f17 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] cfd1e1171830ed7c65bf6cd471c0de295a4810bcdeb141766d8bba03e0cc75e3 [INFO] running `Command { std: "docker" "start" "-a" "cfd1e1171830ed7c65bf6cd471c0de295a4810bcdeb141766d8bba03e0cc75e3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.101 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking untrusted v0.7.1 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking matches v0.1.9 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Checking chunked_transfer v1.4.0 [INFO] [stderr] Compiling anyhow v1.0.43 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking tinyvec v1.3.1 [INFO] [stderr] Checking form_urlencoded v1.0.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking threadpool v1.8.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking chrono v0.4.19 [INFO] [stderr] Checking idna v0.2.3 [INFO] [stderr] Checking url v2.2.2 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking webpki-roots v0.21.1 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking ureq v2.2.0 [INFO] [stderr] Checking serde v1.0.130 [INFO] [stderr] Checking dropbox-sdk v0.13.2 [INFO] [stderr] Checking legacy-paper-dump v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 25.56s [INFO] running `Command { std: "docker" "inspect" "cfd1e1171830ed7c65bf6cd471c0de295a4810bcdeb141766d8bba03e0cc75e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cfd1e1171830ed7c65bf6cd471c0de295a4810bcdeb141766d8bba03e0cc75e3", kill_on_drop: false }` [INFO] [stdout] cfd1e1171830ed7c65bf6cd471c0de295a4810bcdeb141766d8bba03e0cc75e3