[INFO] cloning repository https://github.com/kushaldas/bft
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kushaldas/bft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fbft", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fbft'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb3e5616ec65cef9e27592ceac81e5e8509ab468
[INFO] testing kushaldas/bft against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushaldas%2Fbft" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kushaldas/bft
[INFO] finished tweaking git repo https://github.com/kushaldas/bft
[INFO] tweaked toml for git repo https://github.com/kushaldas/bft written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kushaldas/bft on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kushaldas/bft 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.22
[INFO] [stderr]   Downloaded bitflags v1.3.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 24424db6519bfa70b6d615e669aaa03b0d4fcdba3fbc9fcf03a791f5014bee66
[INFO] running `Command { std: "docker" "start" "-a" "24424db6519bfa70b6d615e669aaa03b0d4fcdba3fbc9fcf03a791f5014bee66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24424db6519bfa70b6d615e669aaa03b0d4fcdba3fbc9fcf03a791f5014bee66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24424db6519bfa70b6d615e669aaa03b0d4fcdba3fbc9fcf03a791f5014bee66", kill_on_drop: false }`
[INFO] [stdout] 24424db6519bfa70b6d615e669aaa03b0d4fcdba3fbc9fcf03a791f5014bee66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27a72a8eed26f33f715e7b332fa34981bea247bf926431a2cae16cf933607740
[INFO] running `Command { std: "docker" "start" "-a" "27a72a8eed26f33f715e7b332fa34981bea247bf926431a2cae16cf933607740", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling bitflags v1.3.1
[INFO] [stderr]    Compiling bft_types v0.1.0 (/opt/rustwide/workdir/bft_types)
[INFO] [stderr]    Compiling bft_interp v0.1.0 (/opt/rustwide/workdir/bft_interp)
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> bft_interp/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct VirtualMachine {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 18 |     /// size of the machine
[INFO] [stdout] 19 |     size: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VirtualMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling bft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.61s
[INFO] running `Command { std: "docker" "inspect" "27a72a8eed26f33f715e7b332fa34981bea247bf926431a2cae16cf933607740", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a72a8eed26f33f715e7b332fa34981bea247bf926431a2cae16cf933607740", kill_on_drop: false }`
[INFO] [stdout] 27a72a8eed26f33f715e7b332fa34981bea247bf926431a2cae16cf933607740
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbba45475daf2553ae282d46e5092ba6ab855d132079fa9f9fd07891a8f8a26c
[INFO] running `Command { std: "docker" "start" "-a" "dbba45475daf2553ae282d46e5092ba6ab855d132079fa9f9fd07891a8f8a26c", kill_on_drop: false }`
[INFO] [stdout] warning: field `size` is never read
[INFO] [stdout]   --> bft_interp/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct VirtualMachine {
[INFO] [stdout]    |            -------------- field in this struct
[INFO] [stdout] 18 |     /// size of the machine
[INFO] [stdout] 19 |     size: usize,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VirtualMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bft v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "dbba45475daf2553ae282d46e5092ba6ab855d132079fa9f9fd07891a8f8a26c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbba45475daf2553ae282d46e5092ba6ab855d132079fa9f9fd07891a8f8a26c", kill_on_drop: false }`
[INFO] [stdout] dbba45475daf2553ae282d46e5092ba6ab855d132079fa9f9fd07891a8f8a26c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33c5c8965c03ca3d28166ad232c31708221a9ec5e170560d164624d3e73eb4d2
[INFO] running `Command { std: "docker" "start" "-a" "33c5c8965c03ca3d28166ad232c31708221a9ec5e170560d164624d3e73eb4d2", kill_on_drop: false }`
[INFO] [stderr] warning: field `size` is never read
[INFO] [stderr]   --> bft_interp/src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct VirtualMachine {
[INFO] [stderr]    |            -------------- field in this struct
[INFO] [stderr] 18 |     /// size of the machine
[INFO] [stderr] 19 |     size: usize,
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `VirtualMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bft_interp` (lib) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bft-00b18e4144fb2751)
[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" "33c5c8965c03ca3d28166ad232c31708221a9ec5e170560d164624d3e73eb4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33c5c8965c03ca3d28166ad232c31708221a9ec5e170560d164624d3e73eb4d2", kill_on_drop: false }`
[INFO] [stdout] 33c5c8965c03ca3d28166ad232c31708221a9ec5e170560d164624d3e73eb4d2