[INFO] fetching crate busycrate 0.1.0...
[INFO] checking busycrate-0.1.0 against master#ff1737bb00913444173658b4e0b274fd79aabf66 for pr-132712-1
[INFO] extracting crate busycrate 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate busycrate 0.1.0 on toolchain ff1737bb00913444173658b4e0b274fd79aabf66
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate busycrate 0.1.0
[INFO] finished tweaking crates.io crate busycrate 0.1.0
[INFO] tweaked toml for crates.io crate busycrate 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate busycrate 0.1.0 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" "+ff1737bb00913444173658b4e0b274fd79aabf66" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.1.13
[INFO] [stderr]   Downloaded cc v1.0.54
[INFO] [stderr]   Downloaded nix v0.17.0
[INFO] [stderr]   Downloaded libc v0.2.71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ef6b8084e04697e6bdf6aadb3f45a28d52899e2203dcc4bf07ed93729845fe2
[INFO] running `Command { std: "docker" "start" "-a" "7ef6b8084e04697e6bdf6aadb3f45a28d52899e2203dcc4bf07ed93729845fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ef6b8084e04697e6bdf6aadb3f45a28d52899e2203dcc4bf07ed93729845fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ef6b8084e04697e6bdf6aadb3f45a28d52899e2203dcc4bf07ed93729845fe2", kill_on_drop: false }`
[INFO] [stdout] 7ef6b8084e04697e6bdf6aadb3f45a28d52899e2203dcc4bf07ed93729845fe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+ff1737bb00913444173658b4e0b274fd79aabf66" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e27306df13b5bd64cac45c8991aa451190a1089ca12d19a89a43d79a85d71f8
[INFO] running `Command { std: "docker" "start" "-a" "7e27306df13b5bd64cac45c8991aa451190a1089ca12d19a89a43d79a85d71f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking busycrate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:54:24
[INFO] [stdout]    |
[INFO] [stdout] 54 |         assert!(os_str.has_suffix(""));
[INFO] [stdout]    |                        ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:62:36
[INFO] [stdout]    |
[INFO] [stdout] 62 |         assert!(OsStr::new(filled).has_suffix(empty));
[INFO] [stdout]    |                                    ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |         assert!(!OsStr::new(empty).has_suffix(filled));
[INFO] [stdout]    |                                    ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |         assert!(!os_str.has_suffix("suffix"));
[INFO] [stdout]    |                         ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:77:35
[INFO] [stdout]    |
[INFO] [stdout] 77 |         assert!(OsStr::new(first).has_suffix(second));
[INFO] [stdout]    |                                   ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:78:36
[INFO] [stdout]    |
[INFO] [stdout] 78 |         assert!(OsStr::new(second).has_suffix(first));
[INFO] [stdout]    |                                    ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:86:36
[INFO] [stdout]    |
[INFO] [stdout] 86 |         assert!(OsStr::new(larger).has_suffix(suffix));
[INFO] [stdout]    |                                    ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:87:37
[INFO] [stdout]    |
[INFO] [stdout] 87 |         assert!(!OsStr::new(suffix).has_suffix(larger));
[INFO] [stdout]    |                                     ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `has_suffix` found for reference `&OsStr` in the current scope
[INFO] [stdout]   --> src/osstr.rs:98:42
[INFO] [stdout]    |
[INFO] [stdout] 98 |         assert!(!OsStr::from_bytes(text).has_suffix(suffix));
[INFO] [stdout]    |                                          ^^^^^^^^^^ method not found in `&OsStr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `busycrate` (bin "busycrate" test) due to 9 previous errors
[INFO] running `Command { std: "docker" "inspect" "7e27306df13b5bd64cac45c8991aa451190a1089ca12d19a89a43d79a85d71f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e27306df13b5bd64cac45c8991aa451190a1089ca12d19a89a43d79a85d71f8", kill_on_drop: false }`
[INFO] [stdout] 7e27306df13b5bd64cac45c8991aa451190a1089ca12d19a89a43d79a85d71f8