[INFO] fetching crate py27-marshal 0.3.4... [INFO] checking py27-marshal-0.3.4 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate py27-marshal 0.3.4 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate py27-marshal 0.3.4 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate py27-marshal 0.3.4 [INFO] finished tweaking crates.io crate py27-marshal 0.3.4 [INFO] tweaked toml for crates.io crate py27-marshal 0.3.4 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8647b3b0b88196306ef4f9f75864bc87fa739d662c63406f22d6a7518f6f4c6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "f8647b3b0b88196306ef4f9f75864bc87fa739d662c63406f22d6a7518f6f4c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8647b3b0b88196306ef4f9f75864bc87fa739d662c63406f22d6a7518f6f4c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8647b3b0b88196306ef4f9f75864bc87fa739d662c63406f22d6a7518f6f4c6", kill_on_drop: false }` [INFO] [stdout] f8647b3b0b88196306ef4f9f75864bc87fa739d662c63406f22d6a7518f6f4c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d5c7a8d0e49481a66297cd5e4f1f2be4b2ab7caabe76cbcc918bbe87b50d6b69 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d5c7a8d0e49481a66297cd5e4f1f2be4b2ab7caabe76cbcc918bbe87b50d6b69", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling num-derive v0.3.3 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking py27-marshal v0.3.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `ByteSlice` [INFO] [stdout] --> src/lib.rs:512:25 [INFO] [stdout] | [INFO] [stdout] 512 | use bstr::{BString, ByteSlice}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:260:24 [INFO] [stdout] | [INFO] [stdout] 260 | Self::Long(x) => Type::Long, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:261:26 [INFO] [stdout] | [INFO] [stdout] 261 | &Self::Float(x) => Type::Float, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:262:28 [INFO] [stdout] | [INFO] [stdout] 262 | &Self::Complex(x) => Type::Complex, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:263:25 [INFO] [stdout] | [INFO] [stdout] 263 | Self::Bytes(x) => Type::Bytes, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:264:26 [INFO] [stdout] | [INFO] [stdout] 264 | Self::String(x) => Type::String, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:265:25 [INFO] [stdout] | [INFO] [stdout] 265 | Self::Tuple(x) => Type::Tuple, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:266:24 [INFO] [stdout] | [INFO] [stdout] 266 | Self::List(x) => Type::List, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:267:24 [INFO] [stdout] | [INFO] [stdout] 267 | Self::Dict(x) => Type::Dict, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:268:23 [INFO] [stdout] | [INFO] [stdout] 268 | Self::Set(x) => Type::Set, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:269:29 [INFO] [stdout] | [INFO] [stdout] 269 | Self::FrozenSet(x) => Type::FrozenSet, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:270:24 [INFO] [stdout] | [INFO] [stdout] 270 | Self::Code(x) => Type::Code, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_posonlyargcount` [INFO] [stdout] --> src/read.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | has_posonlyargcount: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:260:24 [INFO] [stdout] | [INFO] [stdout] 260 | Self::Long(x) => Type::Long, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:261:26 [INFO] [stdout] | [INFO] [stdout] 261 | &Self::Float(x) => Type::Float, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:262:28 [INFO] [stdout] | [INFO] [stdout] 262 | &Self::Complex(x) => Type::Complex, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:263:25 [INFO] [stdout] | [INFO] [stdout] 263 | Self::Bytes(x) => Type::Bytes, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:264:26 [INFO] [stdout] | [INFO] [stdout] 264 | Self::String(x) => Type::String, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:265:25 [INFO] [stdout] | [INFO] [stdout] 265 | Self::Tuple(x) => Type::Tuple, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:266:24 [INFO] [stdout] | [INFO] [stdout] 266 | Self::List(x) => Type::List, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:267:24 [INFO] [stdout] | [INFO] [stdout] 267 | Self::Dict(x) => Type::Dict, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:268:23 [INFO] [stdout] | [INFO] [stdout] 268 | Self::Set(x) => Type::Set, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:269:29 [INFO] [stdout] | [INFO] [stdout] 269 | Self::FrozenSet(x) => Type::FrozenSet, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/lib.rs:270:24 [INFO] [stdout] | [INFO] [stdout] 270 | Self::Code(x) => Type::Code, [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `has_posonlyargcount` [INFO] [stdout] --> src/read.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 56 | has_posonlyargcount: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.90s [INFO] running `Command { std: "docker" "inspect" "d5c7a8d0e49481a66297cd5e4f1f2be4b2ab7caabe76cbcc918bbe87b50d6b69", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5c7a8d0e49481a66297cd5e4f1f2be4b2ab7caabe76cbcc918bbe87b50d6b69", kill_on_drop: false }` [INFO] [stdout] d5c7a8d0e49481a66297cd5e4f1f2be4b2ab7caabe76cbcc918bbe87b50d6b69