[INFO] fetching crate chiter 0.4.3...
[INFO] checking chiter-0.4.3 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate chiter 0.4.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate chiter 0.4.3
[INFO] finished tweaking crates.io crate chiter 0.4.3
[INFO] tweaked toml for crates.io crate chiter 0.4.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chiter 0.4.3 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding detour v0.6.0 (available: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c80f8179601953b86feb1b3da9b15ea71b4c84d01f6e5db801fcfa0fd0f5d39
[INFO] running `Command { std: "docker" "start" "-a" "5c80f8179601953b86feb1b3da9b15ea71b4c84d01f6e5db801fcfa0fd0f5d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c80f8179601953b86feb1b3da9b15ea71b4c84d01f6e5db801fcfa0fd0f5d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c80f8179601953b86feb1b3da9b15ea71b4c84d01f6e5db801fcfa0fd0f5d39", kill_on_drop: false }`
[INFO] [stdout] 5c80f8179601953b86feb1b3da9b15ea71b4c84d01f6e5db801fcfa0fd0f5d39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 594a69bef1f24f88a4c0520c860906e15447139431148074acc05698587e1ce0
[INFO] running `Command { std: "docker" "start" "-a" "594a69bef1f24f88a4c0520c860906e15447139431148074acc05698587e1ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]     Checking chiter v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/memory.rs:105:10
[INFO] [stdout]     |
[INFO] [stdout] 105 |         );*
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `add_one` is assigned to, but never used
[INFO] [stdout]  --> src/lib.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         let add_one;
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_add_one` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `get_random_number` is assigned to, but never used
[INFO] [stdout]  --> src/lib.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |         let get_random_number;
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_get_random_number` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `add_one` is never read
[INFO] [stdout]    --> src/memory.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |               $fn_name = std::mem::transmute::<*const usize, fn( $($argument),* ) -> $returntype>($address as *const usize);
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout]   9 | /             chiter::make_functions! {
[INFO] [stdout]  10 | |                 0xDEADBEEF; fn add_one(i32) -> i32;
[INFO] [stdout]  11 | |                 0xDEADBEEFu32 + 70; fn get_random_number() -> i32;
[INFO] [stdout]  12 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `chiter::make_functions` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `get_random_number` is never read
[INFO] [stdout]    --> src/memory.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |               $fn_name = std::mem::transmute::<*const usize, fn( $($argument),* ) -> $returntype>($address as *const usize);
[INFO] [stdout]     |               ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/lib.rs:9:13
[INFO] [stdout]     |
[INFO] [stdout]   9 | /             chiter::make_functions! {
[INFO] [stdout]  10 | |                 0xDEADBEEF; fn add_one(i32) -> i32;
[INFO] [stdout]  11 | |                 0xDEADBEEFu32 + 70; fn get_random_number() -> i32;
[INFO] [stdout]  12 | |             }
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: this warning originates in the macro `chiter::make_functions` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "594a69bef1f24f88a4c0520c860906e15447139431148074acc05698587e1ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594a69bef1f24f88a4c0520c860906e15447139431148074acc05698587e1ce0", kill_on_drop: false }`
[INFO] [stdout] 594a69bef1f24f88a4c0520c860906e15447139431148074acc05698587e1ce0