[INFO] cloning repository https://github.com/syntacticsugarglider/qc-ex-submission
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syntacticsugarglider/qc-ex-submission" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fqc-ex-submission", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fqc-ex-submission'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b62dfa7f393763ec0bcf83687e7948515d5a915a
[INFO] checking syntacticsugarglider/qc-ex-submission against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fqc-ex-submission" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syntacticsugarglider/qc-ex-submission on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/syntacticsugarglider/qc-ex-submission
[INFO] finished tweaking git repo https://github.com/syntacticsugarglider/qc-ex-submission
[INFO] tweaked toml for git repo https://github.com/syntacticsugarglider/qc-ex-submission written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/syntacticsugarglider/qc-ex-submission 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.191
[INFO] [stderr]   Downloaded assert_fs v1.0.13
[INFO] [stderr]   Downloaded serde_derive v1.0.191
[INFO] [stderr]   Downloaded bstr v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4baecc8c9fe160d63e02640a1aae1627de8fd9d4b68bde269642090c56cb9af0
[INFO] running `Command { std: "docker" "start" "-a" "4baecc8c9fe160d63e02640a1aae1627de8fd9d4b68bde269642090c56cb9af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4baecc8c9fe160d63e02640a1aae1627de8fd9d4b68bde269642090c56cb9af0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4baecc8c9fe160d63e02640a1aae1627de8fd9d4b68bde269642090c56cb9af0", kill_on_drop: false }`
[INFO] [stdout] 4baecc8c9fe160d63e02640a1aae1627de8fd9d4b68bde269642090c56cb9af0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed1f6c4107c5fbdde7c2c898879d773460ad9409d737bd085973f94cc1879b38
[INFO] running `Command { std: "docker" "start" "-a" "ed1f6c4107c5fbdde7c2c898879d773460ad9409d737bd085973f94cc1879b38", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking ignore v0.4.20
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking assert_fs v1.0.13
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking quantcast-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.13s
[INFO] running `Command { std: "docker" "inspect" "ed1f6c4107c5fbdde7c2c898879d773460ad9409d737bd085973f94cc1879b38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1f6c4107c5fbdde7c2c898879d773460ad9409d737bd085973f94cc1879b38", kill_on_drop: false }`
[INFO] [stdout] ed1f6c4107c5fbdde7c2c898879d773460ad9409d737bd085973f94cc1879b38
[INFO] checking syntacticsugarglider/qc-ex-submission against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyntacticsugarglider%2Fqc-ex-submission" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syntacticsugarglider/qc-ex-submission on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/syntacticsugarglider/qc-ex-submission
[INFO] finished tweaking git repo https://github.com/syntacticsugarglider/qc-ex-submission
[INFO] tweaked toml for git repo https://github.com/syntacticsugarglider/qc-ex-submission written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/syntacticsugarglider/qc-ex-submission 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e53d951ff17306039cf35403525880944d2569df17eda81e32020205c1624728
[INFO] running `Command { std: "docker" "start" "-a" "e53d951ff17306039cf35403525880944d2569df17eda81e32020205c1624728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e53d951ff17306039cf35403525880944d2569df17eda81e32020205c1624728", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e53d951ff17306039cf35403525880944d2569df17eda81e32020205c1624728", kill_on_drop: false }`
[INFO] [stdout] e53d951ff17306039cf35403525880944d2569df17eda81e32020205c1624728
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6536d8c091f3d65c09b024ffd53985ad2d1f980b108df42bc1bf987656131519
[INFO] running `Command { std: "docker" "start" "-a" "6536d8c091f3d65c09b024ffd53985ad2d1f980b108df42bc1bf987656131519", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking predicates-core v1.0.6
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking predicates-tree v1.0.9
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tempfile v3.8.1
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking bstr v1.7.0
[INFO] [stderr]     Checking predicates v3.0.4
[INFO] [stderr]     Checking globset v0.4.13
[INFO] [stderr]     Checking assert_cmd v2.0.12
[INFO] [stderr]     Checking ignore v0.4.20
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking quantcast-exercise v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking assert_fs v1.0.13
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.34s
[INFO] running `Command { std: "docker" "inspect" "6536d8c091f3d65c09b024ffd53985ad2d1f980b108df42bc1bf987656131519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6536d8c091f3d65c09b024ffd53985ad2d1f980b108df42bc1bf987656131519", kill_on_drop: false }`
[INFO] [stdout] 6536d8c091f3d65c09b024ffd53985ad2d1f980b108df42bc1bf987656131519