[INFO] fetching crate il0373 0.1.1...
[INFO] checking il0373-0.1.1 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate il0373 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate il0373 0.1.1 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate il0373 0.1.1
[INFO] finished tweaking crates.io crate il0373 0.1.1
[INFO] tweaked toml for crates.io crate il0373 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate il0373 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fd72299c1585beaf3c489fbb642e39d8319085d90d2ecf65aa9ced77a81f96a
[INFO] running `Command { std: "docker" "start" "-a" "8fd72299c1585beaf3c489fbb642e39d8319085d90d2ecf65aa9ced77a81f96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fd72299c1585beaf3c489fbb642e39d8319085d90d2ecf65aa9ced77a81f96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd72299c1585beaf3c489fbb642e39d8319085d90d2ecf65aa9ced77a81f96a", kill_on_drop: false }`
[INFO] [stdout] 8fd72299c1585beaf3c489fbb642e39d8319085d90d2ecf65aa9ced77a81f96a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cb42e769bacb9f55c5ccf4f32146eb3efd9c0c3dd2d5dc618c8300835f0d3d4
[INFO] running `Command { std: "docker" "start" "-a" "8cb42e769bacb9f55c5ccf4f32146eb3efd9c0c3dd2d5dc618c8300835f0d3d4", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling az v1.2.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking micromath v2.1.0
[INFO] [stderr]     Checking ufmt-write v0.1.0
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serial-core v0.4.0
[INFO] [stderr]     Checking termios v0.2.2
[INFO] [stderr]     Checking ioctl-rs v0.1.6
[INFO] [stderr]     Checking serial-unix v0.4.0
[INFO] [stderr]     Checking embedded-graphics-core v0.4.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking embedded-graphics v0.8.1
[INFO] [stderr]     Checking i2cdev v0.4.4
[INFO] [stderr]     Checking spidev v0.4.1
[INFO] [stderr]     Checking sysfs_gpio v0.5.4
[INFO] [stderr]     Checking linux-embedded-hal v0.3.0
[INFO] [stderr]    Compiling ufmt-macros v0.1.1
[INFO] [stderr]     Checking ufmt v0.1.0
[INFO] [stderr]     Checking il0373 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Contains` is never used
[INFO] [stdout]  --> src/command.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Contains<C>
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Contains` is never used
[INFO] [stdout]  --> src/command.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | trait Contains<C>
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "8cb42e769bacb9f55c5ccf4f32146eb3efd9c0c3dd2d5dc618c8300835f0d3d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cb42e769bacb9f55c5ccf4f32146eb3efd9c0c3dd2d5dc618c8300835f0d3d4", kill_on_drop: false }`
[INFO] [stdout] 8cb42e769bacb9f55c5ccf4f32146eb3efd9c0c3dd2d5dc618c8300835f0d3d4