[INFO] fetching crate stable_bst 0.2.0...
[INFO] checking stable_bst-0.2.0 against master#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] extracting crate stable_bst 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate stable_bst 0.2.0 on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stable_bst 0.2.0
[INFO] finished tweaking crates.io crate stable_bst 0.2.0
[INFO] tweaked toml for crates.io crate stable_bst 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e86df2336260a4fba6c06f5cf8dbde4f6074964bbd20e9db1ef8f1b16d2b3e0d
[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" "e86df2336260a4fba6c06f5cf8dbde4f6074964bbd20e9db1ef8f1b16d2b3e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e86df2336260a4fba6c06f5cf8dbde4f6074964bbd20e9db1ef8f1b16d2b3e0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86df2336260a4fba6c06f5cf8dbde4f6074964bbd20e9db1ef8f1b16d2b3e0d", kill_on_drop: false }`
[INFO] [stdout] e86df2336260a4fba6c06f5cf8dbde4f6074964bbd20e9db1ef8f1b16d2b3e0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f69d455d41af0d9f444f28036e5cbda080e5774cede0be16bdcd2acfd1b172a6
[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" "f69d455d41af0d9f444f28036e5cbda080e5774cede0be16bdcd2acfd1b172a6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking compare v0.0.6
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking ordered_iter v0.1.2
[INFO] [stderr]     Checking stable_bst v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         try!(write!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |                 try!(write!(f, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |             try!(write!(f, "{:?}: {:?}", *k, *v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(write!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 try!(write!(f, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(write!(f, "{:?}", *x));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:162:9
[INFO] [stdout]     |
[INFO] [stdout] 162 |         try!(write!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:166:17
[INFO] [stdout]     |
[INFO] [stdout] 166 |                 try!(write!(f, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/map.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |             try!(write!(f, "{:?}: {:?}", *k, *v));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |         try!(write!(f, "{{"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:117:17
[INFO] [stdout]     |
[INFO] [stdout] 117 |                 try!(write!(f, ", "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/set.rs:119:13
[INFO] [stdout]     |
[INFO] [stdout] 119 |             try!(write!(f, "{:?}", *x));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]    --> src/set.rs:919:21
[INFO] [stdout]     |
[INFO] [stdout] 919 |         let mut s = hash::SipHasher::new();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stdout]    --> src/set.rs:919:21
[INFO] [stdout]     |
[INFO] [stdout] 919 |         let mut s = hash::SipHasher::new();
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "f69d455d41af0d9f444f28036e5cbda080e5774cede0be16bdcd2acfd1b172a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69d455d41af0d9f444f28036e5cbda080e5774cede0be16bdcd2acfd1b172a6", kill_on_drop: false }`
[INFO] [stdout] f69d455d41af0d9f444f28036e5cbda080e5774cede0be16bdcd2acfd1b172a6