[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#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hppRC/competitive-hpp-rs on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.9.0)
[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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 436ca6465fc70a7946346a44b66b12497022b617daf5bbef798cfad12b8d8c92
[INFO] running `Command { std: "docker" "start" "-a" "436ca6465fc70a7946346a44b66b12497022b617daf5bbef798cfad12b8d8c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "436ca6465fc70a7946346a44b66b12497022b617daf5bbef798cfad12b8d8c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "436ca6465fc70a7946346a44b66b12497022b617daf5bbef798cfad12b8d8c92", kill_on_drop: false }`
[INFO] [stdout] 436ca6465fc70a7946346a44b66b12497022b617daf5bbef798cfad12b8d8c92
[INFO] checking hppRC/competitive-hpp-rs against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] error: failed to write new configuration file /workspace/builds/worker-3-tc2/source/.git/config.lock
[INFO] [stderr] fatal: could not set 'core.repositoryformatversion' to '0'
[INFO] checking hppRC/competitive-hpp-rs against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FhppRC%2Fcompetitive-hpp-rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hppRC/competitive-hpp-rs on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "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]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.9.0)
[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" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9e2f988efd16bd8bc565785fc8d6adc61813bd3fe2a5ad93c59a572870b0e43
[INFO] running `Command { std: "docker" "start" "-a" "b9e2f988efd16bd8bc565785fc8d6adc61813bd3fe2a5ad93c59a572870b0e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9e2f988efd16bd8bc565785fc8d6adc61813bd3fe2a5ad93c59a572870b0e43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9e2f988efd16bd8bc565785fc8d6adc61813bd3fe2a5ad93c59a572870b0e43", kill_on_drop: false }`
[INFO] [stdout] b9e2f988efd16bd8bc565785fc8d6adc61813bd3fe2a5ad93c59a572870b0e43
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8cfc065a8ad1579f1019de337fb8bfd06529a0e0eba74fcf7fe71c2de77770f1
[INFO] running `Command { std: "docker" "start" "-a" "8cfc065a8ad1579f1019de337fb8bfd06529a0e0eba74fcf7fe71c2de77770f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling cargo-husky v1.5.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking superslice v1.0.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking itertools-num v0.1.3
[INFO] [stderr]     Checking num-iter v0.1.45
[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] warning: 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]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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] 
[INFO] [stdout] warning: 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] 
[INFO] [stdout] warning: 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] 
[INFO] [stdout] warning: 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]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 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] 
[INFO] [stdout] warning: 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] 
[INFO] [stdout] warning: 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] 
[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)]` on by default
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.33s
[INFO] running `Command { std: "docker" "inspect" "8cfc065a8ad1579f1019de337fb8bfd06529a0e0eba74fcf7fe71c2de77770f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cfc065a8ad1579f1019de337fb8bfd06529a0e0eba74fcf7fe71c2de77770f1", kill_on_drop: false }`
[INFO] [stdout] 8cfc065a8ad1579f1019de337fb8bfd06529a0e0eba74fcf7fe71c2de77770f1