[INFO] crate librualg 0.29.1 is already in cache
[INFO] checking librualg-0.29.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate librualg 0.29.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate librualg 0.29.1 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate librualg 0.29.1
[INFO] finished tweaking crates.io crate librualg 0.29.1
[INFO] tweaked toml for crates.io crate librualg 0.29.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 989d88b096c65a4f3b69f00b08672e845942f532870958f21160cb5edfcb0b49
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "989d88b096c65a4f3b69f00b08672e845942f532870958f21160cb5edfcb0b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "989d88b096c65a4f3b69f00b08672e845942f532870958f21160cb5edfcb0b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989d88b096c65a4f3b69f00b08672e845942f532870958f21160cb5edfcb0b49", kill_on_drop: false }`
[INFO] [stdout] 989d88b096c65a4f3b69f00b08672e845942f532870958f21160cb5edfcb0b49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc5079b4dff6578ba13cf98f4c9db0b5ad4ef26d5412e4dcb09cc968199c037e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "dc5079b4dff6578ba13cf98f4c9db0b5ad4ef26d5412e4dcb09cc968199c037e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking librualg v0.29.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/dsu.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/sheduling.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/string.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/combinatorics.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/segment_tree.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/bloom_filter.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/graph.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/space_table.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/math.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/binary_search.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/trie.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/binary_tree.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/huffman.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.29s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking librualg v0.29.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "dc5079b4dff6578ba13cf98f4c9db0b5ad4ef26d5412e4dcb09cc968199c037e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc5079b4dff6578ba13cf98f4c9db0b5ad4ef26d5412e4dcb09cc968199c037e", kill_on_drop: false }`
[INFO] [stdout] dc5079b4dff6578ba13cf98f4c9db0b5ad4ef26d5412e4dcb09cc968199c037e