[INFO] fetching crate ssvm_container 0.1.3... [INFO] testing ssvm_container-0.1.3 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate ssvm_container 0.1.3 into /workspace/builds/worker-50/source [INFO] validating manifest of crates.io crate ssvm_container 0.1.3 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ssvm_container 0.1.3 [INFO] finished tweaking crates.io crate ssvm_container 0.1.3 [INFO] tweaked toml for crates.io crate ssvm_container 0.1.3 written to /workspace/builds/worker-50/source/Cargo.toml [INFO] crate crates.io crate ssvm_container 0.1.3 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 078c3b7689eb5b0200aa6483fb44e30925db6760ad756ff595564e1595c8be22 [INFO] running `Command { std: "docker" "start" "-a" "078c3b7689eb5b0200aa6483fb44e30925db6760ad756ff595564e1595c8be22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "078c3b7689eb5b0200aa6483fb44e30925db6760ad756ff595564e1595c8be22", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "078c3b7689eb5b0200aa6483fb44e30925db6760ad756ff595564e1595c8be22", kill_on_drop: false }` [INFO] [stdout] 078c3b7689eb5b0200aa6483fb44e30925db6760ad756ff595564e1595c8be22 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 36dcef5ec8bc42d52acc7ec802d4ee14384710f21783d0a3f10f9092e11a3064 [INFO] running `Command { std: "docker" "start" "-a" "36dcef5ec8bc42d52acc7ec802d4ee14384710f21783d0a3f10f9092e11a3064", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling serde v1.0.103 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling dirs-sys v0.3.4 [INFO] [stderr] Compiling dirs v2.0.2 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling serde_json v1.0.44 [INFO] [stderr] Compiling ssvm_container v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | file.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:91:6 [INFO] [stdout] | [INFO] [stdout] 91 | file_to_write.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.72s [INFO] running `Command { std: "docker" "inspect" "36dcef5ec8bc42d52acc7ec802d4ee14384710f21783d0a3f10f9092e11a3064", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36dcef5ec8bc42d52acc7ec802d4ee14384710f21783d0a3f10f9092e11a3064", kill_on_drop: false }` [INFO] [stdout] 36dcef5ec8bc42d52acc7ec802d4ee14384710f21783d0a3f10f9092e11a3064 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 619b4cf8d8fada043c06cd30aa7a0086f9d112b2d9fd46e6e048f5f8da03c1c5 [INFO] running `Command { std: "docker" "start" "-a" "619b4cf8d8fada043c06cd30aa7a0086f9d112b2d9fd46e6e048f5f8da03c1c5", kill_on_drop: false }` [INFO] [stderr] Compiling ssvm_container v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | file.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:91:6 [INFO] [stdout] | [INFO] [stdout] 91 | file_to_write.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:49:6 [INFO] [stdout] | [INFO] [stdout] 49 | file.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/storage/file_system.rs:91:6 [INFO] [stdout] | [INFO] [stdout] 91 | file_to_write.write_all(_bytecode_wasm.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.65s [INFO] running `Command { std: "docker" "inspect" "619b4cf8d8fada043c06cd30aa7a0086f9d112b2d9fd46e6e048f5f8da03c1c5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "619b4cf8d8fada043c06cd30aa7a0086f9d112b2d9fd46e6e048f5f8da03c1c5", kill_on_drop: false }` [INFO] [stdout] 619b4cf8d8fada043c06cd30aa7a0086f9d112b2d9fd46e6e048f5f8da03c1c5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-50/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e775cc4ce36352c96e412021075a92383e8c81be1ed6d939025144c5f22abb2e [INFO] running `Command { std: "docker" "start" "-a" "e775cc4ce36352c96e412021075a92383e8c81be1ed6d939025144c5f22abb2e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/storage/file_system.rs:49:6 [INFO] [stderr] | [INFO] [stderr] 49 | file.write_all(_bytecode_wasm.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/storage/file_system.rs:91:6 [INFO] [stderr] | [INFO] [stderr] 91 | file_to_write.write_all(_bytecode_wasm.as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `ssvm_container` (lib) generated 2 warnings [INFO] [stderr] warning: `ssvm_container` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.89s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ssvm_container-c2598edfb99a6621) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ssvm_container-2b46594a63a683e4) [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] [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] [stderr] Doc-tests ssvm_container [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" "e775cc4ce36352c96e412021075a92383e8c81be1ed6d939025144c5f22abb2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e775cc4ce36352c96e412021075a92383e8c81be1ed6d939025144c5f22abb2e", kill_on_drop: false }` [INFO] [stdout] e775cc4ce36352c96e412021075a92383e8c81be1ed6d939025144c5f22abb2e