[INFO] fetching crate themelio-stf 0.10.7...
[INFO] checking themelio-stf-0.10.7 against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1
[INFO] extracting crate themelio-stf 0.10.7 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate themelio-stf 0.10.7 on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate themelio-stf 0.10.7
[INFO] finished tweaking crates.io crate themelio-stf 0.10.7
[INFO] tweaked toml for crates.io crate themelio-stf 0.10.7 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate themelio-stf 0.10.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57783dd029a7e0ff0b39380d81883a14a87f5fb4b6345896e1108c60d714871
[INFO] running `Command { std: "docker" "start" "-a" "d57783dd029a7e0ff0b39380d81883a14a87f5fb4b6345896e1108c60d714871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57783dd029a7e0ff0b39380d81883a14a87f5fb4b6345896e1108c60d714871", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57783dd029a7e0ff0b39380d81883a14a87f5fb4b6345896e1108c60d714871", kill_on_drop: false }`
[INFO] [stdout] d57783dd029a7e0ff0b39380d81883a14a87f5fb4b6345896e1108c60d714871
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6218efcc0aa777273ddf54e32940661d1a30751350a597621f46c2806559d3a
[INFO] running `Command { std: "docker" "start" "-a" "d6218efcc0aa777273ddf54e32940661d1a30751350a597621f46c2806559d3a", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
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[INFO] [stderr]     Checking themelio-structs v0.2.5
[INFO] [stderr]     Checking melpow v0.1.1
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[INFO] [stderr]     Checking themelio-stf v0.10.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OPCODE_PRINT`
[INFO] [stdout]  --> src/melvm/opcode.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |     OPCODE_NOT, OPCODE_OR, OPCODE_PRINT, OPCODE_PUSHB, OPCODE_PUSHI, OPCODE_PUSHIC, OPCODE_REM,
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPCODE_PRINT` is never used
[INFO] [stdout]   --> src/melvm/consts.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) const OPCODE_PRINT: u8 = 0x08;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/stats.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct StatTimer<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 58 |     r: &'a StatCounter,
[INFO] [stdout] 59 |     name: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OPCODE_PRINT`
[INFO] [stdout]  --> src/melvm/opcode.rs:6:28
[INFO] [stdout]   |
[INFO] [stdout] 6 |     OPCODE_NOT, OPCODE_OR, OPCODE_PRINT, OPCODE_PUSHB, OPCODE_PUSHI, OPCODE_PUSHIC, OPCODE_REM,
[INFO] [stdout]   |                            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `OPCODE_PRINT` is never used
[INFO] [stdout]   --> src/melvm/consts.rs:24:1
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub(crate) const OPCODE_PRINT: u8 = 0x08;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name` is never read
[INFO] [stdout]   --> src/stats.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub struct StatTimer<'a> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 58 |     r: &'a StatCounter,
[INFO] [stdout] 59 |     name: &'static str,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_valid_txx` is never used
[INFO] [stdout]  --> src/testing/utils.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn random_valid_txx(
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "d6218efcc0aa777273ddf54e32940661d1a30751350a597621f46c2806559d3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6218efcc0aa777273ddf54e32940661d1a30751350a597621f46c2806559d3a", kill_on_drop: false }`
[INFO] [stdout] d6218efcc0aa777273ddf54e32940661d1a30751350a597621f46c2806559d3a