[INFO] cloning repository https://github.com/vinzsan/learn-rust-
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinzsan/learn-rust-" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinzsan%2Flearn-rust-", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinzsan%2Flearn-rust-'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3db251ae50493a60d9d711ca7f95bbe8692abd7e
[INFO] testing vinzsan/learn-rust- against 1.94.0 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinzsan%2Flearn-rust-" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vinzsan/learn-rust-
[INFO] finished tweaking git repo https://github.com/vinzsan/learn-rust-
[INFO] tweaked toml for git repo https://github.com/vinzsan/learn-rust- written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vinzsan/learn-rust- on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vinzsan/learn-rust- 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.53.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d16c498ffc0c8c05cda7f29b7c39910ef08c3ff86b5a18c58f936f666e30785
[INFO] running `Command { std: "docker" "start" "-a" "7d16c498ffc0c8c05cda7f29b7c39910ef08c3ff86b5a18c58f936f666e30785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d16c498ffc0c8c05cda7f29b7c39910ef08c3ff86b5a18c58f936f666e30785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d16c498ffc0c8c05cda7f29b7c39910ef08c3ff86b5a18c58f936f666e30785", kill_on_drop: false }`
[INFO] [stdout] 7d16c498ffc0c8c05cda7f29b7c39910ef08c3ff86b5a18c58f936f666e30785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30805bc011ec2b788f59865c31fd91b060d017fd5bae07c32b02e6106c042ca7
[INFO] running `Command { std: "docker" "start" "-a" "30805bc011ec2b788f59865c31fd91b060d017fd5bae07c32b02e6106c042ca7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bitflags v2.10.0
[INFO] [stderr]    Compiling log v0.4.28
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling lock_api v0.4.14
[INFO] [stderr]    Compiling litrs v1.0.0
[INFO] [stderr]    Compiling convert_case v0.7.1
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling document-features v0.2.12
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling mio v1.1.0
[INFO] [stderr]    Compiling socket2 v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling signal-hook-mio v0.2.5
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling crossterm v0.29.0
[INFO] [stderr]    Compiling showcase_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let mut addr = allocated(1024);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut addr2 = allocated(1024);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr2`
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut addr2 = allocated(1024);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addr2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STDIN_FILENO` is never used
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const STDIN_FILENO : i32 = 0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STDERR_FILENO` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const STDERR_FILENO : i32 = -1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SIGSEGV` is never constructed
[INFO] [stdout]    --> src/main.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | enum Signal {
[INFO] [stdout]     |      ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |     SIGSEGV = 11,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s
[INFO] running `Command { std: "docker" "inspect" "30805bc011ec2b788f59865c31fd91b060d017fd5bae07c32b02e6106c042ca7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30805bc011ec2b788f59865c31fd91b060d017fd5bae07c32b02e6106c042ca7", kill_on_drop: false }`
[INFO] [stdout] 30805bc011ec2b788f59865c31fd91b060d017fd5bae07c32b02e6106c042ca7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1941e2197849c93e35359e8688c783c29ef6e76f806672600568a5b794ff70fc
[INFO] running `Command { std: "docker" "start" "-a" "1941e2197849c93e35359e8688c783c29ef6e76f806672600568a5b794ff70fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling showcase_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let mut addr = allocated(1024);
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut addr2 = allocated(1024);
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr2`
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut addr2 = allocated(1024);
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addr2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STDIN_FILENO` is never used
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const STDIN_FILENO : i32 = 0;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `STDERR_FILENO` is never used
[INFO] [stdout]   --> src/main.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const STDERR_FILENO : i32 = -1;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SIGSEGV` is never constructed
[INFO] [stdout]    --> src/main.rs:123:5
[INFO] [stdout]     |
[INFO] [stdout] 120 | enum Signal {
[INFO] [stdout]     |      ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 123 |     SIGSEGV = 11,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "1941e2197849c93e35359e8688c783c29ef6e76f806672600568a5b794ff70fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1941e2197849c93e35359e8688c783c29ef6e76f806672600568a5b794ff70fc", kill_on_drop: false }`
[INFO] [stdout] 1941e2197849c93e35359e8688c783c29ef6e76f806672600568a5b794ff70fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23332b40d1aabb45e7fca36cfdc860525e9d07c9c9849777a8ceb14ae9fd914e
[INFO] running `Command { std: "docker" "start" "-a" "23332b40d1aabb45e7fca36cfdc860525e9d07c9c9849777a8ceb14ae9fd914e", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:183:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |         let mut addr = allocated(1024);
[INFO] [stderr]     |             ----^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let mut addr2 = allocated(1024);
[INFO] [stderr]     |             ----^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr2`
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let mut addr2 = allocated(1024);
[INFO] [stderr]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_addr2`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STDIN_FILENO` is never used
[INFO] [stderr]  --> src/main.rs:9:7
[INFO] [stderr]   |
[INFO] [stderr] 9 | const STDIN_FILENO : i32 = 0;
[INFO] [stderr]   |       ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `STDERR_FILENO` is never used
[INFO] [stderr]   --> src/main.rs:10:7
[INFO] [stderr]    |
[INFO] [stderr] 10 | const STDERR_FILENO : i32 = -1;
[INFO] [stderr]    |       ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `SIGSEGV` is never constructed
[INFO] [stderr]    --> src/main.rs:123:5
[INFO] [stderr]     |
[INFO] [stderr] 120 | enum Signal {
[INFO] [stderr]     |      ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 123 |     SIGSEGV = 11,
[INFO] [stderr]     |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `showcase_rust` (bin "showcase_rust" test) generated 6 warnings (run `cargo fix --bin "showcase_rust" -p showcase_rust --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/showcase_rust-f7fe55a16074bc8f)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (16) panicked at /rust/deps/getopts-0.2.24/src/lib.rs:896:21:
[INFO] [stderr] No option 'force-run-in-process' defined
[INFO] [stderr] stack backtrace:
[INFO] [stderr] malloc(): smallbin double linked list corrupted
[INFO] [stderr] error: test failed, to rerun pass `--bin showcase_rust`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/showcase_rust-f7fe55a16074bc8f` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "23332b40d1aabb45e7fca36cfdc860525e9d07c9c9849777a8ceb14ae9fd914e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23332b40d1aabb45e7fca36cfdc860525e9d07c9c9849777a8ceb14ae9fd914e", kill_on_drop: false }`
[INFO] [stdout] 23332b40d1aabb45e7fca36cfdc860525e9d07c9c9849777a8ceb14ae9fd914e
