[INFO] fetching crate ngc 0.2.6...
[INFO] checking ngc-0.2.6 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate ngc 0.2.6 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate ngc 0.2.6 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 crates.io crate ngc 0.2.6
[INFO] finished tweaking crates.io crate ngc 0.2.6
[INFO] tweaked toml for crates.io crate ngc 0.2.6 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate ngc 0.2.6 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 fixedbitset v0.3.1
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 169024c558f1982f819fbf8f38e5af79b9a24a4633efe2da13d9a011fbe50c60
[INFO] running `Command { std: "docker" "start" "-a" "169024c558f1982f819fbf8f38e5af79b9a24a4633efe2da13d9a011fbe50c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "169024c558f1982f819fbf8f38e5af79b9a24a4633efe2da13d9a011fbe50c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "169024c558f1982f819fbf8f38e5af79b9a24a4633efe2da13d9a011fbe50c60", kill_on_drop: false }`
[INFO] [stdout] 169024c558f1982f819fbf8f38e5af79b9a24a4633efe2da13d9a011fbe50c60
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f97c0d9e79ba0a44b2a419b090b70129224a16f00936d556c2bcd0d348c5593d
[INFO] running `Command { std: "docker" "start" "-a" "f97c0d9e79ba0a44b2a419b090b70129224a16f00936d556c2bcd0d348c5593d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking fixedbitset v0.3.1
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ngc v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "f97c0d9e79ba0a44b2a419b090b70129224a16f00936d556c2bcd0d348c5593d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f97c0d9e79ba0a44b2a419b090b70129224a16f00936d556c2bcd0d348c5593d", kill_on_drop: false }`
[INFO] [stdout] f97c0d9e79ba0a44b2a419b090b70129224a16f00936d556c2bcd0d348c5593d
[INFO] checking ngc-0.2.6 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate ngc 0.2.6 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate ngc 0.2.6 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 crates.io crate ngc 0.2.6
[INFO] finished tweaking crates.io crate ngc 0.2.6
[INFO] tweaked toml for crates.io crate ngc 0.2.6 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate ngc 0.2.6 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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5beac0cae37f48f678aca0f64480f62c062dd0354f7ecb9a2a9737f9c45b38fa
[INFO] running `Command { std: "docker" "start" "-a" "5beac0cae37f48f678aca0f64480f62c062dd0354f7ecb9a2a9737f9c45b38fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5beac0cae37f48f678aca0f64480f62c062dd0354f7ecb9a2a9737f9c45b38fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5beac0cae37f48f678aca0f64480f62c062dd0354f7ecb9a2a9737f9c45b38fa", kill_on_drop: false }`
[INFO] [stdout] 5beac0cae37f48f678aca0f64480f62c062dd0354f7ecb9a2a9737f9c45b38fa
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fdb3caa2a5fdc80e5dbfa3ec1be0ac57226ac6414f38af4c607f1cb155c4725a
[INFO] running `Command { std: "docker" "start" "-a" "fdb3caa2a5fdc80e5dbfa3ec1be0ac57226ac6414f38af4c607f1cb155c4725a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking fixedbitset v0.3.1
[INFO] [stderr]     Checking strum v0.20.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling strum_macros v0.20.1
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking ngc v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.22s
[INFO] running `Command { std: "docker" "inspect" "fdb3caa2a5fdc80e5dbfa3ec1be0ac57226ac6414f38af4c607f1cb155c4725a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdb3caa2a5fdc80e5dbfa3ec1be0ac57226ac6414f38af4c607f1cb155c4725a", kill_on_drop: false }`
[INFO] [stdout] fdb3caa2a5fdc80e5dbfa3ec1be0ac57226ac6414f38af4c607f1cb155c4725a