[INFO] fetching crate stackmap 0.1.2...
[INFO] checking stackmap-0.1.2 against try#1463461488056994d1b84e8b752e7c11c7fae7aa for pr-154205
[INFO] extracting crate stackmap 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate stackmap 0.1.2
[INFO] finished tweaking crates.io crate stackmap 0.1.2
[INFO] tweaked toml for crates.io crate stackmap 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stackmap 0.1.2 on toolchain 1463461488056994d1b84e8b752e7c11c7fae7aa
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stackmap 0.1.2 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" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21b04daaa51ad307d601ebf83cda6b4e4fabc4ab1d2fd2590c6d0c48afb14f18
[INFO] running `Command { std: "docker" "start" "-a" "21b04daaa51ad307d601ebf83cda6b4e4fabc4ab1d2fd2590c6d0c48afb14f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b04daaa51ad307d601ebf83cda6b4e4fabc4ab1d2fd2590c6d0c48afb14f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b04daaa51ad307d601ebf83cda6b4e4fabc4ab1d2fd2590c6d0c48afb14f18", kill_on_drop: false }`
[INFO] [stdout] 21b04daaa51ad307d601ebf83cda6b4e4fabc4ab1d2fd2590c6d0c48afb14f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1463461488056994d1b84e8b752e7c11c7fae7aa" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44003a7e47577441fc4df0368d9973cf8996794ea51ad473c94df9d85121d68b
[INFO] running `Command { std: "docker" "start" "-a" "44003a7e47577441fc4df0368d9973cf8996794ea51ad473c94df9d85121d68b", kill_on_drop: false }`
[INFO] [stderr]     Checking stackmap v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stderr] [FMTARGS] {"crate":"stackmap","p":1,"ph":0,"wa":0,"pa":0,"a":0,"pos":0,"named":0,"cap":0,"ucap":0,"dup":0,"const":0,"constparam":0,"other_dup":0,"d2":0,"d3":0,"d4p":0,"deduped":0,"remaining":0,"a_old":0,"a_opt":0,"sz_no_dedup":0,"sz_old":0,"sz_opt":0}
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:560:38
[INFO] [stdout]     |
[INFO] [stdout] 560 |         assert_eq!(map.remove(&"a"), Some(1));
[INFO] [stdout]     |                                      ^^^^^^^ expected `bool`, found `Option<{integer}>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `bool`
[INFO] [stdout]                found enum `Option<{integer}>`
[INFO] [stdout] help: use `Option::is_some` to test if the `Option` has a value
[INFO] [stdout]     |
[INFO] [stdout] 560 |         assert_eq!(map.remove(&"a"), Some(1).is_some());
[INFO] [stdout]     |                                             ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:567:38
[INFO] [stdout]     |
[INFO] [stdout] 567 |         assert_eq!(map.remove(&"c"), None);
[INFO] [stdout]     |                                      ^^^^ expected `bool`, found `Option<_>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `bool`
[INFO] [stdout]                found enum `Option<_>`
[INFO] [stdout] help: use `Option::is_some` to test if the `Option` has a value
[INFO] [stdout]     |
[INFO] [stdout] 567 |         assert_eq!(map.remove(&"c"), None.is_some());
[INFO] [stdout]     |                                          ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:571:38
[INFO] [stdout]     |
[INFO] [stdout] 571 |         assert_eq!(map.remove(&"b"), Some(2));
[INFO] [stdout]     |                                      ^^^^^^^ expected `bool`, found `Option<{integer}>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `bool`
[INFO] [stdout]                found enum `Option<{integer}>`
[INFO] [stdout] help: use `Option::is_some` to test if the `Option` has a value
[INFO] [stdout]     |
[INFO] [stdout] 571 |         assert_eq!(map.remove(&"b"), Some(2).is_some());
[INFO] [stdout]     |                                             ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/lib.rs:634:36
[INFO] [stdout]     |
[INFO] [stdout] 634 |         assert_eq!(map.remove(&2), Some("two"));
[INFO] [stdout]     |                                    ^^^^^^^^^^^ expected `bool`, found `Option<&str>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: expected type `bool`
[INFO] [stdout]                found enum `Option<&str>`
[INFO] [stdout] help: use `Option::is_some` to test if the `Option` has a value
[INFO] [stdout]     |
[INFO] [stdout] 634 |         assert_eq!(map.remove(&2), Some("two").is_some());
[INFO] [stdout]     |                                               ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alloc_after_create`
[INFO] [stdout]    --> src/lib.rs:771:13
[INFO] [stdout]     |
[INFO] [stdout] 771 |         let alloc_after_create = get_allocation_count();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alloc_after_create`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stackmap` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "44003a7e47577441fc4df0368d9973cf8996794ea51ad473c94df9d85121d68b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44003a7e47577441fc4df0368d9973cf8996794ea51ad473c94df9d85121d68b", kill_on_drop: false }`
[INFO] [stdout] 44003a7e47577441fc4df0368d9973cf8996794ea51ad473c94df9d85121d68b