[INFO] fetching crate total-order-multi-map 0.4.6...
[INFO] checking total-order-multi-map-0.4.6 against try#bb9dbf1d07454a99066eabaabd5819851281494b for pr-80920
[INFO] extracting crate total-order-multi-map 0.4.6 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate total-order-multi-map 0.4.6 on toolchain bb9dbf1d07454a99066eabaabd5819851281494b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate total-order-multi-map 0.4.6
[INFO] finished tweaking crates.io crate total-order-multi-map 0.4.6
[INFO] tweaked toml for crates.io crate total-order-multi-map 0.4.6 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate total-order-multi-map 0.4.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stable_deref_trait v1.1.1
[INFO] [stderr]   Downloaded vec-drain-where v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 907dbdaaa8d78daec23cbae31b0b53619be715550dc0a8787c0602fccba04556
[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" "907dbdaaa8d78daec23cbae31b0b53619be715550dc0a8787c0602fccba04556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "907dbdaaa8d78daec23cbae31b0b53619be715550dc0a8787c0602fccba04556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "907dbdaaa8d78daec23cbae31b0b53619be715550dc0a8787c0602fccba04556", kill_on_drop: false }`
[INFO] [stdout] 907dbdaaa8d78daec23cbae31b0b53619be715550dc0a8787c0602fccba04556
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+bb9dbf1d07454a99066eabaabd5819851281494b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c720558a4729371fca26dade14bbfc2579a1b2ee787cf82ca36b45593599535
[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" "8c720558a4729371fca26dade14bbfc2579a1b2ee787cf82ca36b45593599535", kill_on_drop: false }`
[INFO] [stderr]     Checking vec-drain-where v1.0.0
[INFO] [stderr]     Checking total-order-multi-map v0.4.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/entry.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let dio: Box<Debug> = match self.map_access_entry {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/entry.rs:42:22
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let dio: Box<Debug> = match self.map_access_entry {
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:880:62
[INFO] [stdout]     |
[INFO] [stdout] 880 |         let mut map = TotalOrderMultiMap::<&'static str, Box<Debug>>::new();
[INFO] [stdout]     |                                                              ^^^^^ help: use `dyn`: `dyn Debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/entry.rs:102:22
[INFO] [stdout]     |
[INFO] [stdout] 102 |             Occupied(mut oe) => {
[INFO] [stdout]     |                      ----^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/entry.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 let mut mut_vec = oe.into_mut();
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/entry.rs:102:22
[INFO] [stdout]     |
[INFO] [stdout] 102 |             Occupied(mut oe) => {
[INFO] [stdout]     |                      ----^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/entry.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |                 let mut mut_vec = oe.into_mut();
[INFO] [stdout]     |                     ----^^^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/from_readme.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 | type Value = Box<Display>;
[INFO] [stdout]    |                  ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/from_readme.rs:68:33
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn mk_box_str(inp: &str) -> Box<Display> {
[INFO] [stdout]    |                                 ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> examples/from_readme.rs:83:35
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn mk_my_thingy(inp: &str) -> Box<Display> {
[INFO] [stdout]    |                                   ^^^^^^^ help: use `dyn`: `dyn Display`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "8c720558a4729371fca26dade14bbfc2579a1b2ee787cf82ca36b45593599535", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c720558a4729371fca26dade14bbfc2579a1b2ee787cf82ca36b45593599535", kill_on_drop: false }`
[INFO] [stdout] 8c720558a4729371fca26dade14bbfc2579a1b2ee787cf82ca36b45593599535