[INFO] fetching crate containers 0.9.11...
[INFO] checking containers-0.9.11 against master#f82664191d0e8764b7435b9d72eb0e366b8b1464 for pr-83354
[INFO] extracting crate containers 0.9.11 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate containers 0.9.11 on toolchain f82664191d0e8764b7435b9d72eb0e366b8b1464
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate containers 0.9.11
[INFO] finished tweaking crates.io crate containers 0.9.11
[INFO] tweaked toml for crates.io crate containers 0.9.11 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "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" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded loca v0.7.2
[INFO] [stderr]   Downloaded heap v0.1.0
[INFO] [stderr]   Downloaded default_allocator v0.3.0
[INFO] [stderr]   Downloaded fallible v0.1.3
[INFO] [stderr]   Downloaded hash-table v0.2.5
[INFO] [stderr]   Downloaded ptr v0.2.2
[INFO] [stderr]   Downloaded rel v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 935b50deb3c0af0404fae0e8cda84cb5767095df4a99485a43226856a8c592b9
[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" "935b50deb3c0af0404fae0e8cda84cb5767095df4a99485a43226856a8c592b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "935b50deb3c0af0404fae0e8cda84cb5767095df4a99485a43226856a8c592b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935b50deb3c0af0404fae0e8cda84cb5767095df4a99485a43226856a8c592b9", kill_on_drop: false }`
[INFO] [stdout] 935b50deb3c0af0404fae0e8cda84cb5767095df4a99485a43226856a8c592b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f82664191d0e8764b7435b9d72eb0e366b8b1464" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d6b8849fd47c454e793f64e101189e58e7194467b62724191946cf169db5f464
[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" "d6b8849fd47c454e793f64e101189e58e7194467b62724191946cf169db5f464", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling ptr v0.2.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling hash-table v0.2.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling containers v0.9.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rel v0.2.0
[INFO] [stderr]     Checking heap v0.1.0
[INFO] [stderr]     Checking fallible v0.1.3
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking loca v0.7.2
[INFO] [stderr]     Checking default_allocator v0.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stdout] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stdout]   --> src/collections/b_tree.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     φ: PhantomData<(K, T)>,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stdout]    = note: The usage includes 'φ' (U+03C6).
[INFO] [stdout]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dead_flag` should have an upper case name
[INFO] [stdout]    --> src/collections/hash_table.rs:183:7
[INFO] [stdout]     |
[INFO] [stdout] 183 | const dead_flag: usize = !(!0>>1);
[INFO] [stdout]     |       ^^^^^^^^^ help: convert the identifier to upper case: `DEAD_FLAG`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `hash_flag` should have an upper case name
[INFO] [stdout]    --> src/collections/hash_table.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | const hash_flag: usize = dead_flag>>1;
[INFO] [stdout]     |       ^^^^^^^^^ help: convert the identifier to upper case: `HASH_FLAG`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `empty` should have an upper case name
[INFO] [stdout]    --> src/collections/raw_vec.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub const empty: Self = RawVec { ptr: Unique::empty(), cap: 0,
[INFO] [stdout]     |               ^^^^^ help: convert the identifier to upper case: `EMPTY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking quickcheck v0.8.5
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stdout] warning: The usage of Script Group `Greek` in this crate consists solely of mixed script confusables
[INFO] [stdout]   --> src/collections/b_tree.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     φ: PhantomData<(K, T)>,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mixed_script_confusables)]` on by default
[INFO] [stdout]    = note: The usage includes 'φ' (U+03C6).
[INFO] [stdout]    = note: Please recheck to make sure their usages are indeed what you want.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::util::*`
[INFO] [stdout]    --> src/collections/hash_table.rs:240:9
[INFO] [stdout]     |
[INFO] [stdout] 240 |     use crate::util::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `dead_flag` should have an upper case name
[INFO] [stdout]    --> src/collections/hash_table.rs:183:7
[INFO] [stdout]     |
[INFO] [stdout] 183 | const dead_flag: usize = !(!0>>1);
[INFO] [stdout]     |       ^^^^^^^^^ help: convert the identifier to upper case: `DEAD_FLAG`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `hash_flag` should have an upper case name
[INFO] [stdout]    --> src/collections/hash_table.rs:184:7
[INFO] [stdout]     |
[INFO] [stdout] 184 | const hash_flag: usize = dead_flag>>1;
[INFO] [stdout]     |       ^^^^^^^^^ help: convert the identifier to upper case: `HASH_FLAG`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `empty` should have an upper case name
[INFO] [stdout]    --> src/collections/raw_vec.rs:118:15
[INFO] [stdout]     |
[INFO] [stdout] 118 |     pub const empty: Self = RawVec { ptr: Unique::empty(), cap: 0,
[INFO] [stdout]     |               ^^^^^ help: convert the identifier to upper case: `EMPTY`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.66s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6b8849fd47c454e793f64e101189e58e7194467b62724191946cf169db5f464", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6b8849fd47c454e793f64e101189e58e7194467b62724191946cf169db5f464", kill_on_drop: false }`
[INFO] [stdout] d6b8849fd47c454e793f64e101189e58e7194467b62724191946cf169db5f464