[INFO] fetching crate buddy-alloc 0.4.1...
[INFO] checking buddy-alloc-0.4.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate buddy-alloc 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate buddy-alloc 0.4.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7/source/rust-toolchain
[INFO] started tweaking crates.io crate buddy-alloc 0.4.1
[INFO] finished tweaking crates.io crate buddy-alloc 0.4.1
[INFO] tweaked toml for crates.io crate buddy-alloc 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate buddy-alloc 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a46903a421a2419a6e4785a76ca0f10bc2c1007dc5a6461e615a9e4eff0bab
[INFO] running `Command { std: "docker" "start" "-a" "e1a46903a421a2419a6e4785a76ca0f10bc2c1007dc5a6461e615a9e4eff0bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a46903a421a2419a6e4785a76ca0f10bc2c1007dc5a6461e615a9e4eff0bab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a46903a421a2419a6e4785a76ca0f10bc2c1007dc5a6461e615a9e4eff0bab", kill_on_drop: false }`
[INFO] [stdout] e1a46903a421a2419a6e4785a76ca0f10bc2c1007dc5a6461e615a9e4eff0bab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc93a46bd2182cf17f2f61ca5809ff7e08cddb9817d90f3de0267a03049a6979
[INFO] running `Command { std: "docker" "start" "-a" "dc93a46bd2182cf17f2f61ca5809ff7e08cddb9817d90f3de0267a03049a6979", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking buddy-alloc v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             LEAF_ALIGN_ERROR_MSG
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 190 |             "{}", LEAF_ALIGN_ERROR_MSG
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:201:59
[INFO] [stdout]     |
[INFO] [stdout] 201 |         debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 201 |         debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:209:68
[INFO] [stdout]     |
[INFO] [stdout] 209 |             debug_assert!(end_addr >= base_addr + buddy_list_size, OOM_MSG);
[INFO] [stdout]     |                                                                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 209 |             debug_assert!(end_addr >= base_addr + buddy_list_size, "{}", OOM_MSG);
[INFO] [stdout]     |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:222:63
[INFO] [stdout]     |
[INFO] [stdout] 222 |             debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 222 |             debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:235:63
[INFO] [stdout]     |
[INFO] [stdout] 235 |             debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 235 |             debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:244:40
[INFO] [stdout]     |
[INFO] [stdout] 244 |         assert!(end_addr >= base_addr, OOM_MSG);
[INFO] [stdout]     |                                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 244 |         assert!(end_addr >= base_addr, "{}", OOM_MSG);
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             LEAF_ALIGN_ERROR_MSG
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 190 |             "{}", LEAF_ALIGN_ERROR_MSG
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:201:59
[INFO] [stdout]     |
[INFO] [stdout] 201 |         debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                           ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 201 |         debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:209:68
[INFO] [stdout]     |
[INFO] [stdout] 209 |             debug_assert!(end_addr >= base_addr + buddy_list_size, OOM_MSG);
[INFO] [stdout]     |                                                                    ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 209 |             debug_assert!(end_addr >= base_addr + buddy_list_size, "{}", OOM_MSG);
[INFO] [stdout]     |                                                                    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:222:63
[INFO] [stdout]     |
[INFO] [stdout] 222 |             debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 222 |             debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:235:63
[INFO] [stdout]     |
[INFO] [stdout] 235 |             debug_assert!(end_addr >= base_addr + used_bytes, OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 235 |             debug_assert!(end_addr >= base_addr + used_bytes, "{}", OOM_MSG);
[INFO] [stdout]     |                                                               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/buddy_alloc.rs:244:40
[INFO] [stdout]     |
[INFO] [stdout] 244 |         assert!(end_addr >= base_addr, OOM_MSG);
[INFO] [stdout]     |                                        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]     |
[INFO] [stdout] 244 |         assert!(end_addr >= base_addr, "{}", OOM_MSG);
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.55s
[INFO] running `Command { std: "docker" "inspect" "dc93a46bd2182cf17f2f61ca5809ff7e08cddb9817d90f3de0267a03049a6979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc93a46bd2182cf17f2f61ca5809ff7e08cddb9817d90f3de0267a03049a6979", kill_on_drop: false }`
[INFO] [stdout] dc93a46bd2182cf17f2f61ca5809ff7e08cddb9817d90f3de0267a03049a6979