[INFO] cloning repository https://github.com/playXE/tracing-jit-for-fun
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/playXE/tracing-jit-for-fun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Ftracing-jit-for-fun", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Ftracing-jit-for-fun'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cbac2ff02de6907d1381d07d2ff388a14e161fc
[INFO] testing playXE/tracing-jit-for-fun against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FplayXE%2Ftracing-jit-for-fun" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/playXE/tracing-jit-for-fun on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/playXE/tracing-jit-for-fun
[INFO] finished tweaking git repo https://github.com/playXE/tracing-jit-for-fun
[INFO] tweaked toml for git repo https://github.com/playXE/tracing-jit-for-fun written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/playXE/tracing-jit-for-fun already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c17b993638c66c1981f06008dc973c17852f2542b563b093735dc2379c5fc758
[INFO] running `Command { std: "docker" "start" "-a" "c17b993638c66c1981f06008dc973c17852f2542b563b093735dc2379c5fc758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c17b993638c66c1981f06008dc973c17852f2542b563b093735dc2379c5fc758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17b993638c66c1981f06008dc973c17852f2542b563b093735dc2379c5fc758", kill_on_drop: false }`
[INFO] [stdout] c17b993638c66c1981f06008dc973c17852f2542b563b093735dc2379c5fc758
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b1147912132b2ad39a29bcabb012ad424b3ea6d4f48334e71e935b8926f369
[INFO] running `Command { std: "docker" "start" "-a" "e5b1147912132b2ad39a29bcabb012ad424b3ea6d4f48334e71e935b8926f369", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling cranelift-entity v0.66.0
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.66.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling errno v0.2.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.66.0
[INFO] [stderr]    Compiling cranelift-bforest v0.66.0
[INFO] [stderr]    Compiling regalloc v0.0.27
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling cranelift-codegen v0.66.0
[INFO] [stderr]    Compiling cranelift-native v0.66.0
[INFO] [stderr]    Compiling cranelift-module v0.66.0
[INFO] [stderr]    Compiling cranelift-frontend v0.66.0
[INFO] [stderr]    Compiling cranelift-simplejit v0.66.0
[INFO] [stderr]    Compiling cranelift v0.66.0
[INFO] [stderr]    Compiling tracing-jit-for-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]    --> src/main.rs:589:9
[INFO] [stdout]     |
[INFO] [stdout] 589 |     let code = vec![
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nested_loops`
[INFO] [stdout]    --> src/main.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 607 |     let nested_loops = vec![
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nested_loops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:213:30
[INFO] [stdout]     |
[INFO] [stdout] 213 |                     Op::Jump(t) => {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_ctx`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     data_ctx: DataContext,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |             panic!(r);
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 311 |             panic!("{}", r);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 311 |             std::panic::panic_any(r);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e5b1147912132b2ad39a29bcabb012ad424b3ea6d4f48334e71e935b8926f369", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b1147912132b2ad39a29bcabb012ad424b3ea6d4f48334e71e935b8926f369", kill_on_drop: false }`
[INFO] [stdout] e5b1147912132b2ad39a29bcabb012ad424b3ea6d4f48334e71e935b8926f369
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5f5a18f8879678bbeb3690e0098bb6a6188b32691bb4c51671068d1606ed759a
[INFO] running `Command { std: "docker" "start" "-a" "5f5a18f8879678bbeb3690e0098bb6a6188b32691bb4c51671068d1606ed759a", kill_on_drop: false }`
[INFO] [stderr]    Compiling tracing-jit-for-fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `code`
[INFO] [stdout]    --> src/main.rs:589:9
[INFO] [stdout]     |
[INFO] [stdout] 589 |     let code = vec![
[INFO] [stdout]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nested_loops`
[INFO] [stdout]    --> src/main.rs:607:9
[INFO] [stdout]     |
[INFO] [stdout] 607 |     let nested_loops = vec![
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nested_loops`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `t`
[INFO] [stdout]    --> src/main.rs:213:30
[INFO] [stdout]     |
[INFO] [stdout] 213 |                     Op::Jump(t) => {
[INFO] [stdout]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data_ctx`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     data_ctx: DataContext,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/main.rs:311:20
[INFO] [stdout]     |
[INFO] [stdout] 311 |             panic!(r);
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]     = note: this is no longer accepted in Rust 2021
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 311 |             panic!("{}", r);
[INFO] [stdout]     |                    ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]     |
[INFO] [stdout] 311 |             std::panic::panic_any(r);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5f5a18f8879678bbeb3690e0098bb6a6188b32691bb4c51671068d1606ed759a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f5a18f8879678bbeb3690e0098bb6a6188b32691bb4c51671068d1606ed759a", kill_on_drop: false }`
[INFO] [stdout] 5f5a18f8879678bbeb3690e0098bb6a6188b32691bb4c51671068d1606ed759a
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6966facc1f9ff10cf3a6a9aef2eee008e247107733f8bfbe325d0a582ca4a86e
[INFO] running `Command { std: "docker" "start" "-a" "6966facc1f9ff10cf3a6a9aef2eee008e247107733f8bfbe325d0a582ca4a86e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `code`
[INFO] [stderr]    --> src/main.rs:589:9
[INFO] [stderr]     |
[INFO] [stderr] 589 |     let code = vec![
[INFO] [stderr]     |         ^^^^ help: if this is intentional, prefix it with an underscore: `_code`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `nested_loops`
[INFO] [stderr]    --> src/main.rs:607:9
[INFO] [stderr]     |
[INFO] [stderr] 607 |     let nested_loops = vec![
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nested_loops`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `t`
[INFO] [stderr]    --> src/main.rs:213:30
[INFO] [stderr]     |
[INFO] [stderr] 213 |                     Op::Jump(t) => {
[INFO] [stderr]     |                              ^ help: if this is intentional, prefix it with an underscore: `_t`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data_ctx`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     data_ctx: DataContext,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/main.rs:311:20
[INFO] [stderr]     |
[INFO] [stderr] 311 |             panic!(r);
[INFO] [stderr]     |                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stderr]     = note: this is no longer accepted in Rust 2021
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]     |
[INFO] [stderr] 311 |             panic!("{}", r);
[INFO] [stderr]     |                    ^^^^^
[INFO] [stderr] help: or use std::panic::panic_any instead
[INFO] [stderr]     |
[INFO] [stderr] 311 |             std::panic::panic_any(r);
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tracing_jit_for_fun-a22210bb78dd2bfc)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6966facc1f9ff10cf3a6a9aef2eee008e247107733f8bfbe325d0a582ca4a86e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6966facc1f9ff10cf3a6a9aef2eee008e247107733f8bfbe325d0a582ca4a86e", kill_on_drop: false }`
[INFO] [stdout] 6966facc1f9ff10cf3a6a9aef2eee008e247107733f8bfbe325d0a582ca4a86e