[INFO] fetching crate rune-ssa 0.9.1...
[INFO] testing rune-ssa-0.9.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate rune-ssa 0.9.1 into /workspace/builds/worker-34/source
[INFO] validating manifest of crates.io crate rune-ssa 0.9.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rune-ssa 0.9.1
[INFO] finished tweaking crates.io crate rune-ssa 0.9.1
[INFO] tweaked toml for crates.io crate rune-ssa 0.9.1 written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f89cddcd3823ed740f0154424dcddcc207b449eca4792d4426e3fa1ff36edcbc
[INFO] running `Command { std: "docker" "start" "-a" "f89cddcd3823ed740f0154424dcddcc207b449eca4792d4426e3fa1ff36edcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f89cddcd3823ed740f0154424dcddcc207b449eca4792d4426e3fa1ff36edcbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f89cddcd3823ed740f0154424dcddcc207b449eca4792d4426e3fa1ff36edcbc", kill_on_drop: false }`
[INFO] [stdout] f89cddcd3823ed740f0154424dcddcc207b449eca4792d4426e3fa1ff36edcbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 300044988c2436f251ab91f4874f56d5bafe222033937c604ccb90ffb35f4b84
[INFO] running `Command { std: "docker" "start" "-a" "300044988c2436f251ab91f4874f56d5bafe222033937c604ccb90ffb35f4b84", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling ahash v0.4.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling rune-ssa v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `block`
[INFO] [stdout]   --> src/global.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     block: BlockId,
[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 [unoptimized + debuginfo] target(s) in 11.33s
[INFO] running `Command { std: "docker" "inspect" "300044988c2436f251ab91f4874f56d5bafe222033937c604ccb90ffb35f4b84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "300044988c2436f251ab91f4874f56d5bafe222033937c604ccb90ffb35f4b84", kill_on_drop: false }`
[INFO] [stdout] 300044988c2436f251ab91f4874f56d5bafe222033937c604ccb90ffb35f4b84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31290ac2e297487fbe79c4e23699d780af60fea1b5a317fccc278d920bb9e7f8
[INFO] running `Command { std: "docker" "start" "-a" "31290ac2e297487fbe79c4e23699d780af60fea1b5a317fccc278d920bb9e7f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rune-ssa v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `block`
[INFO] [stdout]   --> src/global.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     block: BlockId,
[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: field is never read: `block`
[INFO] [stdout]   --> src/global.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     block: BlockId,
[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 test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "31290ac2e297487fbe79c4e23699d780af60fea1b5a317fccc278d920bb9e7f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31290ac2e297487fbe79c4e23699d780af60fea1b5a317fccc278d920bb9e7f8", kill_on_drop: false }`
[INFO] [stdout] 31290ac2e297487fbe79c4e23699d780af60fea1b5a317fccc278d920bb9e7f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8e136dd7c98fccdaad6ba18b79b9c83ffcd2a986fd4426becfa2f8fb458aa0e7
[INFO] running `Command { std: "docker" "start" "-a" "8e136dd7c98fccdaad6ba18b79b9c83ffcd2a986fd4426becfa2f8fb458aa0e7", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `block`
[INFO] [stderr]   --> src/global.rs:42:5
[INFO] [stderr]    |
[INFO] [stderr] 42 |     block: BlockId,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rune-ssa` (lib) generated 1 warning
[INFO] [stderr] warning: `rune-ssa` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rune_ssa-86f93fb48bc95d40)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_basic_program ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rune-ssa
[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" "8e136dd7c98fccdaad6ba18b79b9c83ffcd2a986fd4426becfa2f8fb458aa0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e136dd7c98fccdaad6ba18b79b9c83ffcd2a986fd4426becfa2f8fb458aa0e7", kill_on_drop: false }`
[INFO] [stdout] 8e136dd7c98fccdaad6ba18b79b9c83ffcd2a986fd4426becfa2f8fb458aa0e7