[INFO] fetching crate vast 0.3.3...
[INFO] checking vast-0.3.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate vast 0.3.3 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate vast 0.3.3 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 vast 0.3.3
[INFO] finished tweaking crates.io crate vast 0.3.3
[INFO] tweaked toml for crates.io crate vast 0.3.3 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding pretty v0.11.3 (latest: v0.12.3)
[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 pretty v0.11.3
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a218d080155131b208f17b2e1edc35d1e81aec9eb647669c3afedf21c04da6d5
[INFO] running `Command { std: "docker" "start" "-a" "a218d080155131b208f17b2e1edc35d1e81aec9eb647669c3afedf21c04da6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a218d080155131b208f17b2e1edc35d1e81aec9eb647669c3afedf21c04da6d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a218d080155131b208f17b2e1edc35d1e81aec9eb647669c3afedf21c04da6d5", kill_on_drop: false }`
[INFO] [stdout] a218d080155131b208f17b2e1edc35d1e81aec9eb647669c3afedf21c04da6d5
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5744a0ee88c3ba4e88114230b912971eb68440170f1ba4701ef42a36a50928fc
[INFO] running `Command { std: "docker" "start" "-a" "5744a0ee88c3ba4e88114230b912971eb68440170f1ba4701ef42a36a50928fc", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]     Checking vast v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "5744a0ee88c3ba4e88114230b912971eb68440170f1ba4701ef42a36a50928fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5744a0ee88c3ba4e88114230b912971eb68440170f1ba4701ef42a36a50928fc", kill_on_drop: false }`
[INFO] [stdout] 5744a0ee88c3ba4e88114230b912971eb68440170f1ba4701ef42a36a50928fc
[INFO] checking vast-0.3.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate vast 0.3.3 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate vast 0.3.3 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 vast 0.3.3
[INFO] finished tweaking crates.io crate vast 0.3.3
[INFO] tweaked toml for crates.io crate vast 0.3.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding pretty v0.11.3 (latest: v0.12.3)
[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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8325bcd62440b9208f311dc29ee9cc0daae0479bd34b3fa1d80cc7eebcdfa946
[INFO] running `Command { std: "docker" "start" "-a" "8325bcd62440b9208f311dc29ee9cc0daae0479bd34b3fa1d80cc7eebcdfa946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8325bcd62440b9208f311dc29ee9cc0daae0479bd34b3fa1d80cc7eebcdfa946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8325bcd62440b9208f311dc29ee9cc0daae0479bd34b3fa1d80cc7eebcdfa946", kill_on_drop: false }`
[INFO] [stdout] 8325bcd62440b9208f311dc29ee9cc0daae0479bd34b3fa1d80cc7eebcdfa946
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d849eb5cc2c0b3e3f213c72e359acf559e2b4d0c804beaeebad0d0080f090ebb
[INFO] running `Command { std: "docker" "start" "-a" "d849eb5cc2c0b3e3f213c72e359acf559e2b4d0c804beaeebad0d0080f090ebb", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking typed-arena v2.0.2
[INFO] [stderr]     Checking unicode-segmentation v1.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking pretty v0.11.3
[INFO] [stderr]     Checking vast v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "d849eb5cc2c0b3e3f213c72e359acf559e2b4d0c804beaeebad0d0080f090ebb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d849eb5cc2c0b3e3f213c72e359acf559e2b4d0c804beaeebad0d0080f090ebb", kill_on_drop: false }`
[INFO] [stdout] d849eb5cc2c0b3e3f213c72e359acf559e2b4d0c804beaeebad0d0080f090ebb