[INFO] fetching crate mmtkvdb 0.16.0...
[INFO] fixing mmtkvdb-0.16.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate mmtkvdb 0.16.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate mmtkvdb 0.16.0
[INFO] finished tweaking crates.io crate mmtkvdb 0.16.0
[INFO] tweaked toml for crates.io crate mmtkvdb 0.16.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mmtkvdb 0.16.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 116 packages to latest compatible versions
[INFO] [stderr]       Adding bindgen v0.63.0 (available: v0.72.1)
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.8.2)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deref_owned v0.10.2
[INFO] [stderr]   Downloaded bindgen v0.63.0
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4
[INFO] running `Command { std: "docker" "start" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling bindgen v0.63.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.52
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking textwrap v0.16.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking deref_owned v0.10.2
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking zerocopy v0.8.52
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.12.4
[INFO] [stderr]     Checking half v2.7.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]    Compiling mmtkvdb v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/tests.rs:932:20
[INFO] [stdout]     |
[INFO] [stdout] 932 |         struct Key(std::rc::Rc<()>);
[INFO] [stdout]     |                --- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/tests.rs:933:22
[INFO] [stdout]     |
[INFO] [stdout] 933 |         struct Value(std::rc::Rc<()>);
[INFO] [stdout]     |                ----- ^^^^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.01s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4", kill_on_drop: false }`
[INFO] [stdout] c12fe63c7a4f0e7ac9710ae255acbe56c2929144a0d0dd3aea4656905f2933f4
