[INFO] fetching crate immut_list 0.1.0...
[INFO] checking immut_list-0.1.0 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate immut_list 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate immut_list 0.1.0 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate immut_list 0.1.0
[INFO] finished tweaking crates.io crate immut_list 0.1.0
[INFO] tweaked toml for crates.io crate immut_list 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data_structure_traits v0.1.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c87469433b2784ec277fc3d332476367649385112804891b3995ad930b81f496
[INFO] running `Command { std: "docker" "start" "-a" "c87469433b2784ec277fc3d332476367649385112804891b3995ad930b81f496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c87469433b2784ec277fc3d332476367649385112804891b3995ad930b81f496", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c87469433b2784ec277fc3d332476367649385112804891b3995ad930b81f496", kill_on_drop: false }`
[INFO] [stdout] c87469433b2784ec277fc3d332476367649385112804891b3995ad930b81f496
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe15a990b21f2efec2357aee8357437dc90656a4c9fed39ee4bd0541ff2f3a0f
[INFO] running `Command { std: "docker" "start" "-a" "fe15a990b21f2efec2357aee8357437dc90656a4c9fed39ee4bd0541ff2f3a0f", kill_on_drop: false }`
[INFO] [stderr]     Checking data_structure_traits v0.1.12
[INFO] [stdout] error[E0432]: unresolved import `alloc::vec_deque`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/data_structure_traits-0.1.12/src/collections/vec_deque.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | use alloc::vec_deque::VecDeque;
[INFO] [stdout]   |            ^^^^^^^^^ could not find `vec_deque` in `alloc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `data_structure_traits` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fe15a990b21f2efec2357aee8357437dc90656a4c9fed39ee4bd0541ff2f3a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe15a990b21f2efec2357aee8357437dc90656a4c9fed39ee4bd0541ff2f3a0f", kill_on_drop: false }`
[INFO] [stdout] fe15a990b21f2efec2357aee8357437dc90656a4c9fed39ee4bd0541ff2f3a0f
[INFO] checking immut_list-0.1.0 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate immut_list 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate immut_list 0.1.0 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate immut_list 0.1.0
[INFO] finished tweaking crates.io crate immut_list 0.1.0
[INFO] tweaked toml for crates.io crate immut_list 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14d7be9a3df414d43f87a0a2aa24041071c131873ed18a21814e81c18e58896b
[INFO] running `Command { std: "docker" "start" "-a" "14d7be9a3df414d43f87a0a2aa24041071c131873ed18a21814e81c18e58896b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14d7be9a3df414d43f87a0a2aa24041071c131873ed18a21814e81c18e58896b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d7be9a3df414d43f87a0a2aa24041071c131873ed18a21814e81c18e58896b", kill_on_drop: false }`
[INFO] [stdout] 14d7be9a3df414d43f87a0a2aa24041071c131873ed18a21814e81c18e58896b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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:beeedbb442662e57d416641ecc3200b38e573c25b057896194468d05594dd835" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e93c16440fed322b8554be7551245a3caeaa14b8f35e6bbca448236fde447bf
[INFO] running `Command { std: "docker" "start" "-a" "9e93c16440fed322b8554be7551245a3caeaa14b8f35e6bbca448236fde447bf", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "9e93c16440fed322b8554be7551245a3caeaa14b8f35e6bbca448236fde447bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e93c16440fed322b8554be7551245a3caeaa14b8f35e6bbca448236fde447bf", kill_on_drop: false }`
[INFO] [stdout] 9e93c16440fed322b8554be7551245a3caeaa14b8f35e6bbca448236fde447bf