[INFO] cloning repository https://github.com/emileet/discordsc-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emileet/discordsc-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femileet%2Fdiscordsc-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femileet%2Fdiscordsc-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b12d117c1531c07765cb63bd6cfe62386682d86 [INFO] checking emileet/discordsc-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femileet%2Fdiscordsc-rs" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emileet/discordsc-rs 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/emileet/discordsc-rs [INFO] finished tweaking git repo https://github.com/emileet/discordsc-rs [INFO] tweaked toml for git repo https://github.com/emileet/discordsc-rs written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/emileet/discordsc-rs 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] 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 00ff39ddf0db54a01f805c4d15d4e87e9fdccbcba6da6be6abb7bac69ddefe46 [INFO] running `Command { std: "docker" "start" "-a" "00ff39ddf0db54a01f805c4d15d4e87e9fdccbcba6da6be6abb7bac69ddefe46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00ff39ddf0db54a01f805c4d15d4e87e9fdccbcba6da6be6abb7bac69ddefe46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00ff39ddf0db54a01f805c4d15d4e87e9fdccbcba6da6be6abb7bac69ddefe46", kill_on_drop: false }` [INFO] [stdout] 00ff39ddf0db54a01f805c4d15d4e87e9fdccbcba6da6be6abb7bac69ddefe46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ba3557c8ec48f118bdb6cd697cdd437264cfbfb422981768112abe8ad64d67e5 [INFO] running `Command { std: "docker" "start" "-a" "ba3557c8ec48f118bdb6cd697cdd437264cfbfb422981768112abe8ad64d67e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling tokio v1.28.2 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Compiling openssl-src v111.26.0+1.1.1u [INFO] [stderr] Compiling openssl v0.10.54 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling serde_json v1.0.97 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking base64 v0.21.2 [INFO] [stderr] Checking ipnet v2.7.2 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Compiling openssl-sys v0.9.88 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking url v2.4.0 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking h2 v0.3.19 [INFO] [stderr] Checking hyper v0.14.26 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.18 [INFO] [stderr] Checking discordsc v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.31s [INFO] running `Command { std: "docker" "inspect" "ba3557c8ec48f118bdb6cd697cdd437264cfbfb422981768112abe8ad64d67e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ba3557c8ec48f118bdb6cd697cdd437264cfbfb422981768112abe8ad64d67e5", kill_on_drop: false }` [INFO] [stdout] ba3557c8ec48f118bdb6cd697cdd437264cfbfb422981768112abe8ad64d67e5 [INFO] checking emileet/discordsc-rs against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femileet%2Fdiscordsc-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/emileet/discordsc-rs 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/emileet/discordsc-rs [INFO] finished tweaking git repo https://github.com/emileet/discordsc-rs [INFO] tweaked toml for git repo https://github.com/emileet/discordsc-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/emileet/discordsc-rs 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 09a966485fbb3a8257befb4567d838811d8a7722469253813da2f8e732804449 [INFO] running `Command { std: "docker" "start" "-a" "09a966485fbb3a8257befb4567d838811d8a7722469253813da2f8e732804449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09a966485fbb3a8257befb4567d838811d8a7722469253813da2f8e732804449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09a966485fbb3a8257befb4567d838811d8a7722469253813da2f8e732804449", kill_on_drop: false }` [INFO] [stdout] 09a966485fbb3a8257befb4567d838811d8a7722469253813da2f8e732804449 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c64e2ed22c26d02ddf4874732d2555a644b414e257abf92e8287a8d39f2e0b2e [INFO] running `Command { std: "docker" "start" "-a" "c64e2ed22c26d02ddf4874732d2555a644b414e257abf92e8287a8d39f2e0b2e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.146 [INFO] [stderr] Compiling proc-macro2 v1.0.60 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling tokio v1.28.2 [INFO] [stderr] Checking itoa v1.0.6 [INFO] [stderr] Compiling openssl-src v111.26.0+1.1.1u [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling openssl v0.10.54 [INFO] [stderr] Checking tracing v0.1.37 [INFO] [stderr] Compiling serde v1.0.164 [INFO] [stderr] Checking unicode-normalization v0.1.22 [INFO] [stderr] Compiling serde_json v1.0.97 [INFO] [stderr] Checking ryu v1.0.13 [INFO] [stderr] Checking unicode-bidi v0.3.13 [INFO] [stderr] Checking base64 v0.21.2 [INFO] [stderr] Checking ipnet v2.7.2 [INFO] [stderr] Checking dotenv v0.15.0 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Compiling openssl-sys v0.9.88 [INFO] [stderr] Checking idna v0.4.0 [INFO] [stderr] Compiling syn v2.0.18 [INFO] [stderr] Checking url v2.4.0 [INFO] [stderr] Checking http-body v0.4.5 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking socket2 v0.4.9 [INFO] [stderr] Checking mio v0.8.8 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.164 [INFO] [stderr] Checking tokio-util v0.7.8 [INFO] [stderr] Checking h2 v0.3.19 [INFO] [stderr] Checking hyper v0.14.26 [INFO] [stderr] Checking serde_urlencoded v0.7.1 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Checking tokio-native-tls v0.3.1 [INFO] [stderr] Checking hyper-tls v0.5.0 [INFO] [stderr] Checking reqwest v0.11.18 [INFO] [stderr] Checking discordsc v2.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "c64e2ed22c26d02ddf4874732d2555a644b414e257abf92e8287a8d39f2e0b2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c64e2ed22c26d02ddf4874732d2555a644b414e257abf92e8287a8d39f2e0b2e", kill_on_drop: false }` [INFO] [stdout] c64e2ed22c26d02ddf4874732d2555a644b414e257abf92e8287a8d39f2e0b2e