[INFO] fetching crate cmdmat 0.1.2...
[INFO] testing cmdmat-0.1.2 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate cmdmat 0.1.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate cmdmat 0.1.2 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cmdmat 0.1.2
[INFO] finished tweaking crates.io crate cmdmat 0.1.2
[INFO] tweaked toml for crates.io crate cmdmat 0.1.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] [stderr]   Downloaded quickcheck_macros v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb74ab884110d653da0ab1b5d7c4a20a018f6b74886039ea8d4439941bfc488e
[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" "cb74ab884110d653da0ab1b5d7c4a20a018f6b74886039ea8d4439941bfc488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb74ab884110d653da0ab1b5d7c4a20a018f6b74886039ea8d4439941bfc488e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb74ab884110d653da0ab1b5d7c4a20a018f6b74886039ea8d4439941bfc488e", kill_on_drop: false }`
[INFO] [stdout] cb74ab884110d653da0ab1b5d7c4a20a018f6b74886039ea8d4439941bfc488e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41ee00c13baccd022bdfc8c2843d5ffae3a8e398f7d155e4a05229eb41afccda
[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" "41ee00c13baccd022bdfc8c2843d5ffae3a8e398f7d155e4a05229eb41afccda", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling cmdmat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0437]: type `Ok` is not a member of trait `Try`
[INFO] [stdout]    --> lib.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 250 |     type Ok = usize;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0437]: type `Error` is not a member of trait `Try`
[INFO] [stdout]    --> lib.rs:251:5
[INFO] [stdout]     |
[INFO] [stdout] 251 |     type Error = D;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `into_result` is not a member of trait `Try`
[INFO] [stdout]    --> lib.rs:252:5
[INFO] [stdout]     |
[INFO] [stdout] 252 | /     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout] 253 | |         match self {
[INFO] [stdout] 254 | |             Decision::Accept(value) => Ok(value),
[INFO] [stdout] 255 | |             Decision::Deny(value) => Err(value),
[INFO] [stdout] 256 | |         }
[INFO] [stdout] 257 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_error` is not a member of trait `Try`
[INFO] [stdout]    --> lib.rs:258:5
[INFO] [stdout]     |
[INFO] [stdout] 258 | /     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout] 259 | |         Decision::Deny(v)
[INFO] [stdout] 260 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0407]: method `from_ok` is not a member of trait `Try`
[INFO] [stdout]    --> lib.rs:261:5
[INFO] [stdout]     |
[INFO] [stdout] 261 | /     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout] 262 | |         Decision::Accept(v)
[INFO] [stdout] 263 | |     }
[INFO] [stdout]     | |_____^ not a member of trait `Try`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cmdmat`
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> lib.rs:185:33
[INFO] [stdout]     |
[INFO] [stdout] 185 | use std::{collections::HashMap, ops::Try};
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]     = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] error[E0658]: use of unstable library feature 'try_trait_v2'
[INFO] [stdout]    --> lib.rs:249:9
[INFO] [stdout]     |
[INFO] [stdout] 249 | impl<D> Try for Decision<D> {
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #84277 <https://github.com/rust-lang/rust/issues/84277> for more information
[INFO] [stdout]     = help: add `#![feature(try_trait_v2)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> lib.rs:252:42
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                          ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> lib.rs:252:52
[INFO] [stdout]     |
[INFO] [stdout] 252 |     fn into_result(self) -> Result<Self::Ok, Self::Error> {
[INFO] [stdout]     |                                                    ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Error` not found for `Self`
[INFO] [stdout]    --> lib.rs:258:28
[INFO] [stdout]     |
[INFO] [stdout] 258 |     fn from_error(v: Self::Error) -> Self {
[INFO] [stdout]     |                            ^^^^^ associated type `Error` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0220]: associated type `Ok` not found for `Self`
[INFO] [stdout]    --> lib.rs:261:25
[INFO] [stdout]     |
[INFO] [stdout] 261 |     fn from_ok(v: Self::Ok) -> Self {
[INFO] [stdout]     |                         ^^ associated type `Ok` not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 11 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0220, E0407, E0437, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0220`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "41ee00c13baccd022bdfc8c2843d5ffae3a8e398f7d155e4a05229eb41afccda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ee00c13baccd022bdfc8c2843d5ffae3a8e398f7d155e4a05229eb41afccda", kill_on_drop: false }`
[INFO] [stdout] 41ee00c13baccd022bdfc8c2843d5ffae3a8e398f7d155e4a05229eb41afccda