[INFO] cloning repository https://github.com/Svedrin/ruggers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Svedrin/ruggers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fruggers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fruggers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42748dc29770d5a2cc409a6c5bcd5f36cf5dba15
[INFO] testing Svedrin/ruggers against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSvedrin%2Fruggers" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Svedrin/ruggers on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Svedrin/ruggers
[INFO] finished tweaking git repo https://github.com/Svedrin/ruggers
[INFO] tweaked toml for git repo https://github.com/Svedrin/ruggers written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Svedrin/ruggers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d2f30e65f417fddd8cf8b7b76427ae0b710ff0f8cf10afe46334bd2c7c93758
[INFO] running `Command { std: "docker" "start" "-a" "9d2f30e65f417fddd8cf8b7b76427ae0b710ff0f8cf10afe46334bd2c7c93758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d2f30e65f417fddd8cf8b7b76427ae0b710ff0f8cf10afe46334bd2c7c93758", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2f30e65f417fddd8cf8b7b76427ae0b710ff0f8cf10afe46334bd2c7c93758", kill_on_drop: false }`
[INFO] [stdout] 9d2f30e65f417fddd8cf8b7b76427ae0b710ff0f8cf10afe46334bd2c7c93758
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cde8c2d44cec774f7067fd101afcc75fe1f9a21642581d7e31f20d7987c8c87
[INFO] running `Command { std: "docker" "start" "-a" "1cde8c2d44cec774f7067fd101afcc75fe1f9a21642581d7e31f20d7987c8c87", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling serde v1.0.37
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling textwrap v0.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.1
[INFO] [stderr]    Compiling atty v0.2.8
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling quote v0.5.1
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling serde_derive_internals v0.23.0
[INFO] [stderr]    Compiling serde_derive v1.0.37
[INFO] [stderr]    Compiling serde_json v1.0.13
[INFO] [stderr]    Compiling ruggers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ruggers.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 | /             format!("Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stdout] 109 | |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK)
[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]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 108 |             "Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stdout] 109 |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.61s
[INFO] running `Command { std: "docker" "inspect" "1cde8c2d44cec774f7067fd101afcc75fe1f9a21642581d7e31f20d7987c8c87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cde8c2d44cec774f7067fd101afcc75fe1f9a21642581d7e31f20d7987c8c87", kill_on_drop: false }`
[INFO] [stdout] 1cde8c2d44cec774f7067fd101afcc75fe1f9a21642581d7e31f20d7987c8c87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56191d40d78f998ac25443d1c421cce67920069e700a31870e97575512459d13
[INFO] running `Command { std: "docker" "start" "-a" "56191d40d78f998ac25443d1c421cce67920069e700a31870e97575512459d13", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruggers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/ruggers.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 | /             format!("Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stdout] 109 | |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK)
[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]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 108 |             "Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stdout] 109 |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "56191d40d78f998ac25443d1c421cce67920069e700a31870e97575512459d13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56191d40d78f998ac25443d1c421cce67920069e700a31870e97575512459d13", kill_on_drop: false }`
[INFO] [stdout] 56191d40d78f998ac25443d1c421cce67920069e700a31870e97575512459d13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c838f9f10a6b8554953ffc1e9e3299af505f2d97bef22bafb9ac13f718b0bc76
[INFO] running `Command { std: "docker" "start" "-a" "c838f9f10a6b8554953ffc1e9e3299af505f2d97bef22bafb9ac13f718b0bc76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/ruggers.rs:108:13
[INFO] [stderr]     |
[INFO] [stderr] 108 | /             format!("Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stderr] 109 | |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK)
[INFO] [stderr]     | |_______________________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]     = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 108 |             "Record Gen {:x} is too far in the future (we're {:x})",
[INFO] [stderr] 109 |                     record.as_ref().birth_gen & GEN_MASK, next_gen.this_gen & GEN_MASK
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `ruggers` (bin "ruggers" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ruggers-ec40275a11cb4e16)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ruggers::tests::test_merge_failed_existing_key ... ok
[INFO] [stdout] test ruggers::tests::test_merge_two_gen_trees ... ok
[INFO] [stdout] test ruggers::tests::test_store ... ok
[INFO] [stdout] test ruggers::tests::test_merge_success_existing_key ... ok
[INFO] [stdout] test ruggers::tests::test_merge_success_new_key ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c838f9f10a6b8554953ffc1e9e3299af505f2d97bef22bafb9ac13f718b0bc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c838f9f10a6b8554953ffc1e9e3299af505f2d97bef22bafb9ac13f718b0bc76", kill_on_drop: false }`
[INFO] [stdout] c838f9f10a6b8554953ffc1e9e3299af505f2d97bef22bafb9ac13f718b0bc76