[INFO] cloning repository https://github.com/hppRC/competitive-hpp-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hppRC/competitive-hpp-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e38c23f8201528d70c907ac5737035ee64460b1f
[INFO] checking hppRC/competitive-hpp-rs against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hppRC/competitive-hpp-rs
[INFO] finished tweaking git repo https://github.com/hppRC/competitive-hpp-rs
[INFO] tweaked toml for git repo https://github.com/hppRC/competitive-hpp-rs written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hppRC/competitive-hpp-rs on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.13.0)
[INFO] [stderr]       Adding itertools v0.9.0 (available: v0.14.0)
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] [stderr]       Adding num-derive v0.3.3 (available: v0.4.2)
[INFO] [stderr]       Adding proconio v0.4.5 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38f68ad49438ad2134a368b315e993f393b7a70340f6bcc78ee416b11dd90f90
[INFO] running `Command { std: "docker" "start" "-a" "38f68ad49438ad2134a368b315e993f393b7a70340f6bcc78ee416b11dd90f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38f68ad49438ad2134a368b315e993f393b7a70340f6bcc78ee416b11dd90f90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f68ad49438ad2134a368b315e993f393b7a70340f6bcc78ee416b11dd90f90", kill_on_drop: false }`
[INFO] [stdout] 38f68ad49438ad2134a368b315e993f393b7a70340f6bcc78ee416b11dd90f90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fab8506bb72b931e2f333a00a6d3b8eee9877a02c92faa812810f72c35d17225
[INFO] running `Command { std: "docker" "start" "-a" "fab8506bb72b931e2f333a00a6d3b8eee9877a02c92faa812810f72c35d17225", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling proconio-derive v0.2.1
[INFO] [stderr]    Compiling memoise v0.3.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking proconio v0.4.5
[INFO] [stderr]     Checking competitive-hpp v0.10.23 (/opt/rustwide/workdir)
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cmp::*;
[INFO] [stdout]   |         ^^^^^^^^^^^ the name `min` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ------------ but the name `min` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout]   = note: `#[deny(ambiguous_glob_reexports)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cmp::*;
[INFO] [stdout]   |         ^^^^^^^^^^^ the name `max` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ------------ but the name `max` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^ the name `structs` in the type namespace is first re-exported here
[INFO] [stdout] 8 | pub use itertools_num::*;
[INFO] [stdout]   |         ---------------- but the name `structs` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]   --> src/prelude.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub use itertools::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^ the name `traits` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 18 | pub use num::*;
[INFO] [stdout]    |         ------ but the name `traits` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cmp::*;
[INFO] [stdout]   |         ^^^^^^^^^^^ the name `min` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ------------ but the name `min` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout]   = note: `#[deny(ambiguous_glob_reexports)]` (part of `#[deny(future_incompatible)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:2:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use std::cmp::*;
[INFO] [stdout]   |         ^^^^^^^^^^^ the name `max` in the value namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ------------ but the name `max` in the value namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]  --> src/prelude.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use itertools::*;
[INFO] [stdout]   |         ^^^^^^^^^^^^ the name `structs` in the type namespace is first re-exported here
[INFO] [stdout] 8 | pub use itertools_num::*;
[INFO] [stdout]   |         ---------------- but the name `structs` in the type namespace is also re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]   = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: ambiguous glob re-exports
[INFO] [stdout]   --> src/prelude.rs:7:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub use itertools::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^ the name `traits` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 18 | pub use num::*;
[INFO] [stdout]    |         ------ but the name `traits` in the type namespace is also re-exported here
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #107880 <https://github.com/rust-lang/rust/issues/107880>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `n` is never read
[INFO] [stdout]   --> src/dijkstra.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Dijkstra<T, F>
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     n: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dijkstra` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `competitive-hpp` (lib) due to 8 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `competitive-hpp` (lib test) due to 8 previous errors; 1 warning emitted
[INFO] [stdout] warning: field `n` is never read
[INFO] [stdout]   --> src/dijkstra.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct Dijkstra<T, F>
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 28 |     n: T,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dijkstra` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fab8506bb72b931e2f333a00a6d3b8eee9877a02c92faa812810f72c35d17225", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab8506bb72b931e2f333a00a6d3b8eee9877a02c92faa812810f72c35d17225", kill_on_drop: false }`
[INFO] [stdout] fab8506bb72b931e2f333a00a6d3b8eee9877a02c92faa812810f72c35d17225
