[INFO] cloning repository https://github.com/Perniciosius/qr-reader-generator [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Perniciosius/qr-reader-generator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerniciosius%2Fqr-reader-generator", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerniciosius%2Fqr-reader-generator'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4ff06defe7ee6675a49047bd6a16307014e00cec [INFO] checking Perniciosius/qr-reader-generator against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerniciosius%2Fqr-reader-generator" "/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/Perniciosius/qr-reader-generator 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/Perniciosius/qr-reader-generator [INFO] finished tweaking git repo https://github.com/Perniciosius/qr-reader-generator [INFO] tweaked toml for git repo https://github.com/Perniciosius/qr-reader-generator written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Perniciosius/qr-reader-generator 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 utf8-width v0.1.5 [INFO] [stderr] Downloaded qrcodegen v1.7.0 [INFO] [stderr] Downloaded quircs v0.10.0 [INFO] [stderr] Downloaded html-escape v0.2.9 [INFO] [stderr] Downloaded qrcode-generator v4.1.2 [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] 58c63aa692be4fd2b625ccf61d2e5890a474b4426e6b8a0d25555cbb6db803ab [INFO] running `Command { std: "docker" "start" "-a" "58c63aa692be4fd2b625ccf61d2e5890a474b4426e6b8a0d25555cbb6db803ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58c63aa692be4fd2b625ccf61d2e5890a474b4426e6b8a0d25555cbb6db803ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58c63aa692be4fd2b625ccf61d2e5890a474b4426e6b8a0d25555cbb6db803ab", kill_on_drop: false }` [INFO] [stdout] 58c63aa692be4fd2b625ccf61d2e5890a474b4426e6b8a0d25555cbb6db803ab [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] a7c99691290b7007ce4beae09c2c96321390e7477f81e2592ef6567797b34d45 [INFO] running `Command { std: "docker" "start" "-a" "a7c99691290b7007ce4beae09c2c96321390e7477f81e2592ef6567797b34d45", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.77 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking utf8-width v0.1.5 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking html-escape v0.2.9 [INFO] [stderr] Checking qrcodegen v1.7.0 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking quircs v0.10.0 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking qrcode-generator v4.1.2 [INFO] [stderr] Checking qr v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.47s [INFO] running `Command { std: "docker" "inspect" "a7c99691290b7007ce4beae09c2c96321390e7477f81e2592ef6567797b34d45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a7c99691290b7007ce4beae09c2c96321390e7477f81e2592ef6567797b34d45", kill_on_drop: false }` [INFO] [stdout] a7c99691290b7007ce4beae09c2c96321390e7477f81e2592ef6567797b34d45 [INFO] checking Perniciosius/qr-reader-generator against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPerniciosius%2Fqr-reader-generator" "/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/Perniciosius/qr-reader-generator 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/Perniciosius/qr-reader-generator [INFO] finished tweaking git repo https://github.com/Perniciosius/qr-reader-generator [INFO] tweaked toml for git repo https://github.com/Perniciosius/qr-reader-generator written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Perniciosius/qr-reader-generator 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] 7a2071de3ebaa00f0792b783da364aebb3ad0e280e4e9dbbeed4d5688741ee63 [INFO] running `Command { std: "docker" "start" "-a" "7a2071de3ebaa00f0792b783da364aebb3ad0e280e4e9dbbeed4d5688741ee63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a2071de3ebaa00f0792b783da364aebb3ad0e280e4e9dbbeed4d5688741ee63", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a2071de3ebaa00f0792b783da364aebb3ad0e280e4e9dbbeed4d5688741ee63", kill_on_drop: false }` [INFO] [stdout] 7a2071de3ebaa00f0792b783da364aebb3ad0e280e4e9dbbeed4d5688741ee63 [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] ad97804794a1b875ecebe579c95829d42b31ee8a725619de857c7f3ec3fafb8a [INFO] running `Command { std: "docker" "start" "-a" "ad97804794a1b875ecebe579c95829d42b31ee8a725619de857c7f3ec3fafb8a", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.103 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling syn v1.0.77 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling crc32fast v1.2.1 [INFO] [stderr] Checking adler32 v1.2.0 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking weezl v0.1.5 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Checking color_quant v1.1.0 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking miniz_oxide v0.3.7 [INFO] [stderr] Checking utf8-width v0.1.5 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking scoped_threadpool v0.1.9 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking gif v0.11.2 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking html-escape v0.2.9 [INFO] [stderr] Checking qrcodegen v1.7.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking deflate v0.8.6 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Checking png v0.16.8 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking jpeg-decoder v0.1.22 [INFO] [stderr] Checking tiff v0.6.1 [INFO] [stderr] Checking image v0.23.14 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling structopt-derive v0.4.16 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking structopt v0.3.23 [INFO] [stderr] Checking quircs v0.10.0 [INFO] [stderr] Checking qrcode-generator v4.1.2 [INFO] [stderr] Checking qr v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.06s [INFO] running `Command { std: "docker" "inspect" "ad97804794a1b875ecebe579c95829d42b31ee8a725619de857c7f3ec3fafb8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad97804794a1b875ecebe579c95829d42b31ee8a725619de857c7f3ec3fafb8a", kill_on_drop: false }` [INFO] [stdout] ad97804794a1b875ecebe579c95829d42b31ee8a725619de857c7f3ec3fafb8a