[INFO] fetching crate algos 0.4.0...
[INFO] checking algos-0.4.0 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate algos 0.4.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate algos 0.4.0 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algos 0.4.0
[INFO] finished tweaking crates.io crate algos 0.4.0
[INFO] tweaked toml for crates.io crate algos 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8c7da3a686b75f3d955680ed6fd428fcc57dbd55a09362ba7fb710a8a8d2bba
[INFO] running `Command { std: "docker" "start" "-a" "c8c7da3a686b75f3d955680ed6fd428fcc57dbd55a09362ba7fb710a8a8d2bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8c7da3a686b75f3d955680ed6fd428fcc57dbd55a09362ba7fb710a8a8d2bba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c7da3a686b75f3d955680ed6fd428fcc57dbd55a09362ba7fb710a8a8d2bba", kill_on_drop: false }`
[INFO] [stdout] c8c7da3a686b75f3d955680ed6fd428fcc57dbd55a09362ba7fb710a8a8d2bba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2659e2888b65454b7d8e72025c76dd233c3bdcfc92fded9f056c1276bfc84036
[INFO] running `Command { std: "docker" "start" "-a" "2659e2888b65454b7d8e72025c76dd233c3bdcfc92fded9f056c1276bfc84036", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.1.16
[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]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking algos v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BigUint` is imported redundantly
[INFO] [stdout]    --> src/numerics/fibonacci.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use super::*;
[INFO] [stdout]     |         -------- the item `BigUint` is already imported here
[INFO] [stdout] 186 |     use num::BigUint;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BigUint` is imported redundantly
[INFO] [stdout]    --> src/numerics/primorial.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     use super::*;
[INFO] [stdout]     |         -------- the item `BigUint` is already imported here
[INFO] [stdout] 164 |     use num::BigUint;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "2659e2888b65454b7d8e72025c76dd233c3bdcfc92fded9f056c1276bfc84036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2659e2888b65454b7d8e72025c76dd233c3bdcfc92fded9f056c1276bfc84036", kill_on_drop: false }`
[INFO] [stdout] 2659e2888b65454b7d8e72025c76dd233c3bdcfc92fded9f056c1276bfc84036
[INFO] checking algos-0.4.0 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate algos 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate algos 0.4.0 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algos 0.4.0
[INFO] finished tweaking crates.io crate algos 0.4.0
[INFO] tweaked toml for crates.io crate algos 0.4.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0aa5c25697449a4693fcd13f97e5b7fbdf024ce768b070a4e61ba2bfd3362805
[INFO] running `Command { std: "docker" "start" "-a" "0aa5c25697449a4693fcd13f97e5b7fbdf024ce768b070a4e61ba2bfd3362805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aa5c25697449a4693fcd13f97e5b7fbdf024ce768b070a4e61ba2bfd3362805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa5c25697449a4693fcd13f97e5b7fbdf024ce768b070a4e61ba2bfd3362805", kill_on_drop: false }`
[INFO] [stdout] 0aa5c25697449a4693fcd13f97e5b7fbdf024ce768b070a4e61ba2bfd3362805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2879952b7ca37ccbdb6b3fffdf75634b935ad9dff94d5b1aa6f3767b679b51d
[INFO] running `Command { std: "docker" "start" "-a" "c2879952b7ca37ccbdb6b3fffdf75634b935ad9dff94d5b1aa6f3767b679b51d", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling getrandom v0.1.16
[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]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking algos v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `BigUint` is imported redundantly
[INFO] [stdout]    --> src/numerics/fibonacci.rs:186:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use super::*;
[INFO] [stdout]     |         -------- the item `BigUint` is already imported here
[INFO] [stdout] 186 |     use num::BigUint;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `BigUint` is imported redundantly
[INFO] [stdout]    --> src/numerics/primorial.rs:164:9
[INFO] [stdout]     |
[INFO] [stdout] 163 |     use super::*;
[INFO] [stdout]     |         -------- the item `BigUint` is already imported here
[INFO] [stdout] 164 |     use num::BigUint;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "c2879952b7ca37ccbdb6b3fffdf75634b935ad9dff94d5b1aa6f3767b679b51d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2879952b7ca37ccbdb6b3fffdf75634b935ad9dff94d5b1aa6f3767b679b51d", kill_on_drop: false }`
[INFO] [stdout] c2879952b7ca37ccbdb6b3fffdf75634b935ad9dff94d5b1aa6f3767b679b51d
