[INFO] cloning repository https://github.com/erwanvivien/QR-Gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erwanvivien/QR-Gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwanvivien%2FQR-Gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwanvivien%2FQR-Gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9ac0b4b02288715da3309ee35ee49d7a7df36054
[INFO] checking erwanvivien/QR-Gen against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwanvivien%2FQR-Gen" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erwanvivien/QR-Gen 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/erwanvivien/QR-Gen
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/erwanvivien/QR-Gen
[INFO] tweaked toml for git repo https://github.com/erwanvivien/QR-Gen written to /workspace/builds/worker-5-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 120 packages
[INFO] [stderr]       Adding anes v0.1.6 (latest: v0.2.0)
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[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.12.1)
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[INFO] [stderr]       Adding svgtypes v0.8.2 (latest: v0.15.0)
[INFO] [stderr]       Adding tiny-skia v0.8.4 (latest: v0.11.4)
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[INFO] [stderr]       Adding ttf-parser v0.17.1 (latest: v0.20.0)
[INFO] [stderr]       Adding unicode-bidi-mirroring v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding unicode-ccc v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding usvg v0.28.0 (latest: v0.41.0)
[INFO] [stderr]       Adding usvg-text-layout v0.28.0 (latest: v0.38.0)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded rctree v0.5.0
[INFO] [stderr]   Downloaded imagesize v0.10.1
[INFO] [stderr]   Downloaded usvg-text-layout v0.28.0
[INFO] [stderr]   Downloaded roxmltree v0.15.1
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.6
[INFO] [stderr]   Downloaded data-url v0.2.0
[INFO] [stderr]   Downloaded svgtypes v0.8.2
[INFO] [stderr]   Downloaded usvg v0.28.0
[INFO] [stderr]   Downloaded resvg v0.28.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 146fef0d8050085a85d14747049447154dbc45baf12418a3a1681aba409864d2
[INFO] running `Command { std: "docker" "start" "-a" "146fef0d8050085a85d14747049447154dbc45baf12418a3a1681aba409864d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "146fef0d8050085a85d14747049447154dbc45baf12418a3a1681aba409864d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "146fef0d8050085a85d14747049447154dbc45baf12418a3a1681aba409864d2", kill_on_drop: false }`
[INFO] [stdout] 146fef0d8050085a85d14747049447154dbc45baf12418a3a1681aba409864d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 8b140a68ffc86cb3c87c902d191206605baf0c6ca93993c83383d3661d2d7c1e
[INFO] running `Command { std: "docker" "start" "-a" "8b140a68ffc86cb3c87c902d191206605baf0c6ca93993c83383d3661d2d7c1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking half v2.4.0
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking bytemuck v1.15.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking fast_qr v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.81s
[INFO] running `Command { std: "docker" "inspect" "8b140a68ffc86cb3c87c902d191206605baf0c6ca93993c83383d3661d2d7c1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b140a68ffc86cb3c87c902d191206605baf0c6ca93993c83383d3661d2d7c1e", kill_on_drop: false }`
[INFO] [stdout] 8b140a68ffc86cb3c87c902d191206605baf0c6ca93993c83383d3661d2d7c1e
[INFO] checking erwanvivien/QR-Gen against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferwanvivien%2FQR-Gen" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erwanvivien/QR-Gen on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erwanvivien/QR-Gen
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/erwanvivien/QR-Gen
[INFO] tweaked toml for git repo https://github.com/erwanvivien/QR-Gen written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa69510f44df34ce8338f8a6bb58b65a4c78f88734050a41b963b69e7615bf65
[INFO] running `Command { std: "docker" "start" "-a" "aa69510f44df34ce8338f8a6bb58b65a4c78f88734050a41b963b69e7615bf65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa69510f44df34ce8338f8a6bb58b65a4c78f88734050a41b963b69e7615bf65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa69510f44df34ce8338f8a6bb58b65a4c78f88734050a41b963b69e7615bf65", kill_on_drop: false }`
[INFO] [stdout] aa69510f44df34ce8338f8a6bb58b65a4c78f88734050a41b963b69e7615bf65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09c7ed1a06969c1413e5fad6a10355a7668992c0dd75162b07eb522b15870f05
[INFO] running `Command { std: "docker" "start" "-a" "09c7ed1a06969c1413e5fad6a10355a7668992c0dd75162b07eb522b15870f05", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.8.3
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[INFO] [stderr]     Checking half v2.4.0
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[INFO] [stderr]     Checking cast v0.3.0
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[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking fast_qr v0.12.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
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[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "09c7ed1a06969c1413e5fad6a10355a7668992c0dd75162b07eb522b15870f05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c7ed1a06969c1413e5fad6a10355a7668992c0dd75162b07eb522b15870f05", kill_on_drop: false }`
[INFO] [stdout] 09c7ed1a06969c1413e5fad6a10355a7668992c0dd75162b07eb522b15870f05