[INFO] fetching crate string-error 0.1.0...
[INFO] checking string-error-0.1.0 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate string-error 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate string-error 0.1.0 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate string-error 0.1.0
[INFO] finished tweaking crates.io crate string-error 0.1.0
[INFO] tweaked toml for crates.io crate string-error 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54b8f341f43160ee8e7fc9667c33f2ce30b07184e9a01fb4ae6f671db9114508
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "54b8f341f43160ee8e7fc9667c33f2ce30b07184e9a01fb4ae6f671db9114508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54b8f341f43160ee8e7fc9667c33f2ce30b07184e9a01fb4ae6f671db9114508", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54b8f341f43160ee8e7fc9667c33f2ce30b07184e9a01fb4ae6f671db9114508", kill_on_drop: false }`
[INFO] [stdout] 54b8f341f43160ee8e7fc9667c33f2ce30b07184e9a01fb4ae6f671db9114508
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6d111b32cf833333682bedc6466a9bef8c454f6933da4aeef0cd39d2060ec85
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6d111b32cf833333682bedc6466a9bef8c454f6933da4aeef0cd39d2060ec85", kill_on_drop: false }`
[INFO] [stderr]     Checking string-error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:43
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn static_err(e: &'static str) -> Box<Error> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:90:32
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn new_err(e: &str) -> Box<Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn into_err(e: String) -> Box<Error> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:73:43
[INFO] [stdout]    |
[INFO] [stdout] 73 | pub fn static_err(e: &'static str) -> Box<Error> {
[INFO] [stdout]    |                                           ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:90:32
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub fn new_err(e: &str) -> Box<Error> {
[INFO] [stdout]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:106:35
[INFO] [stdout]     |
[INFO] [stdout] 106 | pub fn into_err(e: String) -> Box<Error> {
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:118:22
[INFO] [stdout]     |
[INFO] [stdout] 118 |         assert_eq!(x.description(), SOME_STRING);
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:119:19
[INFO] [stdout]     |
[INFO] [stdout] 119 |         assert!(x.cause().is_none());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:125:22
[INFO] [stdout]     |
[INFO] [stdout] 125 |         assert_eq!(x.description(), SOME_STRING);
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:126:19
[INFO] [stdout]     |
[INFO] [stdout] 126 |         assert!(x.cause().is_none());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:132:22
[INFO] [stdout]     |
[INFO] [stdout] 132 |         assert_eq!(x.description(), SOME_STRING);
[INFO] [stdout]     |                      ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]    --> src/lib.rs:133:19
[INFO] [stdout]     |
[INFO] [stdout] 133 |         assert!(x.cause().is_none());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "a6d111b32cf833333682bedc6466a9bef8c454f6933da4aeef0cd39d2060ec85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d111b32cf833333682bedc6466a9bef8c454f6933da4aeef0cd39d2060ec85", kill_on_drop: false }`
[INFO] [stdout] a6d111b32cf833333682bedc6466a9bef8c454f6933da4aeef0cd39d2060ec85