[INFO] fetching crate bmp-monochrome 1.1.0... [INFO] checking bmp-monochrome-1.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate bmp-monochrome 1.1.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate bmp-monochrome 1.1.0 [INFO] finished tweaking crates.io crate bmp-monochrome 1.1.0 [INFO] tweaked toml for crates.io crate bmp-monochrome 1.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bmp-monochrome 1.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate bmp-monochrome 1.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded derive_arbitrary v0.4.7 [INFO] [stderr] Downloaded arbitrary v0.4.7 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac421a61b111e4febededc10a719e700b2780d00b12d584dba03ed825f7abb8d [INFO] running `Command { std: "docker" "start" "-a" "ac421a61b111e4febededc10a719e700b2780d00b12d584dba03ed825f7abb8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac421a61b111e4febededc10a719e700b2780d00b12d584dba03ed825f7abb8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac421a61b111e4febededc10a719e700b2780d00b12d584dba03ed825f7abb8d", kill_on_drop: false }` [INFO] [stdout] ac421a61b111e4febededc10a719e700b2780d00b12d584dba03ed825f7abb8d [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=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a422a2e9391bb10148ea176925caf04ea0191eedcbb8888c1a7fbf057da61caf [INFO] running `Command { std: "docker" "start" "-a" "a422a2e9391bb10148ea176925caf04ea0191eedcbb8888c1a7fbf057da61caf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.144 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.17 [INFO] [stderr] Checking base64 v0.13.1 [INFO] [stderr] Checking bmp-monochrome v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:242:20 [INFO] [stdout] | [INFO] [stdout] 242 | pub fn display(&self) -> StringOutput { [INFO] [stdout] | ^^^^^ ------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 242 | pub fn display(&self) -> StringOutput<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bit.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(reader: &'a mut dyn io::Read) -> BitStreamReader { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(reader: &'a mut dyn io::Read) -> BitStreamReader<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bit.rs:53:25 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(writer: &'a mut dyn io::Write) -> BitStreamWriter { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(writer: &'a mut dyn io::Write) -> BitStreamWriter<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:242:20 [INFO] [stdout] | [INFO] [stdout] 242 | pub fn display(&self) -> StringOutput { [INFO] [stdout] | ^^^^^ ------------ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 242 | pub fn display(&self) -> StringOutput<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bit.rs:12:25 [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(reader: &'a mut dyn io::Read) -> BitStreamReader { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 12 | pub fn new(reader: &'a mut dyn io::Read) -> BitStreamReader<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bit.rs:53:25 [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(writer: &'a mut dyn io::Write) -> BitStreamWriter { [INFO] [stdout] | ^^ --------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 53 | pub fn new(writer: &'a mut dyn io::Write) -> BitStreamWriter<'a> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.19s [INFO] running `Command { std: "docker" "inspect" "a422a2e9391bb10148ea176925caf04ea0191eedcbb8888c1a7fbf057da61caf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a422a2e9391bb10148ea176925caf04ea0191eedcbb8888c1a7fbf057da61caf", kill_on_drop: false }` [INFO] [stdout] a422a2e9391bb10148ea176925caf04ea0191eedcbb8888c1a7fbf057da61caf