[INFO] fetching crate readable 0.16.0...
[INFO] fixing readable-0.16.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate readable 0.16.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate readable 0.16.0
[INFO] finished tweaking crates.io crate readable 0.16.0
[INFO] tweaked toml for crates.io crate readable 0.16.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate readable 0.16.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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" "+622891a4e29178280638a6b63a8908bde2c0c854" "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 79 packages to latest compatible versions
[INFO] [stderr]       Adding bincode v2.0.1 (available: v3.0.0)
[INFO] [stderr]       Adding compact_str v0.7.1 (available: v0.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nichi v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db
[INFO] running `Command { std: "docker" "start" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling borsh v1.7.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking serde_json v1.0.150
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling borsh-derive v1.7.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking compact_str v0.7.1
[INFO] [stderr]     Checking nichi v0.5.1
[INFO] [stderr]     Checking readable v0.16.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `impl_not_const`
[INFO] [stdout]   --> src/macros.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 | macro_rules! impl_not_const {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_not_const`
[INFO] [stdout]   --> src/macros.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(crate) use impl_not_const;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `impl_nonu`
[INFO] [stdout]    --> src/num/int.rs:573:14
[INFO] [stdout]     |
[INFO] [stdout] 573 | macro_rules! impl_nonu {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CompactString`
[INFO] [stdout]  --> src/num/float.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use compact_str::{format_compact,CompactString};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `unix`
[INFO] [stdout]   --> src/up/sys_uptime.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[cfg(all(target_os = "unix", not(target_os = "linux")))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `unix` is an expected value for `target_family`
[INFO] [stdout]    |
[INFO] [stdout] 68 -     #[cfg(all(target_os = "unix", not(target_os = "linux")))]
[INFO] [stdout] 68 +     #[cfg(all(target_family = "unix", not(target_os = "linux")))]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `impl_not_const`
[INFO] [stdout]   --> src/macros.rs:54:14
[INFO] [stdout]    |
[INFO] [stdout] 54 | macro_rules! impl_not_const {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `impl_not_const`
[INFO] [stdout]   --> src/macros.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(crate) use impl_not_const;
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `impl_nonu`
[INFO] [stdout]    --> src/num/int.rs:573:14
[INFO] [stdout]     |
[INFO] [stdout] 573 | macro_rules! impl_nonu {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CompactString`
[INFO] [stdout]  --> src/num/float.rs:2:34
[INFO] [stdout]   |
[INFO] [stdout] 2 | use compact_str::{format_compact,CompactString};
[INFO] [stdout]   |                                  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/run/runtime_union.rs:380:6
[INFO] [stdout]     |
[INFO] [stdout] 380 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `unix`
[INFO] [stdout]   --> src/up/sys_uptime.rs:68:12
[INFO] [stdout]    |
[INFO] [stdout] 68 |     #[cfg(all(target_os = "unix", not(target_os = "linux")))]
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] help: `unix` is an expected value for `target_family`
[INFO] [stdout]    |
[INFO] [stdout] 68 -     #[cfg(all(target_os = "unix", not(target_os = "linux")))]
[INFO] [stdout] 68 +     #[cfg(all(target_family = "unix", not(target_os = "linux")))]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/time/time_unit.rs:849:6
[INFO] [stdout]     |
[INFO] [stdout] 849 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/time/time.rs:478:6
[INFO] [stdout]     |
[INFO] [stdout] 478 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/time/military.rs:400:6
[INFO] [stdout]     |
[INFO] [stdout] 400 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/byte/byte.rs:463:6
[INFO] [stdout]     |
[INFO] [stdout] 463 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/up/sys_uptime.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 115 |         return timespec.tv_sec as u32;
[INFO] [stdout]     |         ----------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 118 |     0
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/up/sys_uptime.rs:118:2
[INFO] [stdout]     |
[INFO] [stdout] 115 |         return timespec.tv_sec as u32;
[INFO] [stdout]     |         ----------------------------- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 118 |     0
[INFO] [stdout]     |     ^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]   --> src/time/systime.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     trait Sealed {}
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]   --> src/date/sysdate.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     trait Sealed {}
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]    --> src/str/str.rs:129:3
[INFO] [stdout]     |
[INFO] [stdout] 129 |         Self::CAPACITY;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]    --> src/str/str.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         Self::CAPACITY;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/toa/diyfp.rs:134:37
[INFO] [stdout]      |
[INFO] [stdout]  134 |                   let u: $mask_type = mem::transmute(d);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/toa/dtoa.rs:1061:9
[INFO] [stdout]      |
[INFO] [stdout] 1061 | /         dtoa_inner! {
[INFO] [stdout] 1062 | |             floating_type: f32,
[INFO] [stdout] 1063 | |             significand_type: u32,
[INFO] [stdout] 1064 | |             exponent_type: i32,
[INFO] [stdout] ...    |
[INFO] [stdout] 1075 | |             min_power: (-36),
[INFO] [stdout] 1076 | |         };
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `diyfp` which comes from the expansion of the macro `dtoa_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout]  134 -                 let u: $mask_type = mem::transmute(d);
[INFO] [stdout]  134 +                 let u: $mask_type = f32::to_bits(d);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/toa/diyfp.rs:134:37
[INFO] [stdout]      |
[INFO] [stdout]  134 |                   let u: $mask_type = mem::transmute(d);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/toa/dtoa.rs:1106:9
[INFO] [stdout]      |
[INFO] [stdout] 1106 | /         dtoa_inner! {
[INFO] [stdout] 1107 | |             floating_type: f64,
[INFO] [stdout] 1108 | |             significand_type: u64,
[INFO] [stdout] 1109 | |             exponent_type: isize,
[INFO] [stdout] ...    |
[INFO] [stdout] 1120 | |             min_power: (-348),
[INFO] [stdout] 1121 | |         };
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `diyfp` which comes from the expansion of the macro `dtoa_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout]  134 -                 let u: $mask_type = mem::transmute(d);
[INFO] [stdout]  134 +                 let u: $mask_type = f64::to_bits(d);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]   --> src/time/systime.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     trait Sealed {}
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Sealed` is never used
[INFO] [stdout]   --> src/date/sysdate.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 |     trait Sealed {}
[INFO] [stdout]    |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]    --> src/str/str.rs:129:3
[INFO] [stdout]     |
[INFO] [stdout] 129 |         Self::CAPACITY;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(path_statements)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: path statement with no effect
[INFO] [stdout]    --> src/str/str.rs:174:3
[INFO] [stdout]     |
[INFO] [stdout] 174 |         Self::CAPACITY;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/toa/diyfp.rs:134:37
[INFO] [stdout]      |
[INFO] [stdout]  134 |                   let u: $mask_type = mem::transmute(d);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/toa/dtoa.rs:1061:9
[INFO] [stdout]      |
[INFO] [stdout] 1061 | /         dtoa_inner! {
[INFO] [stdout] 1062 | |             floating_type: f32,
[INFO] [stdout] 1063 | |             significand_type: u32,
[INFO] [stdout] 1064 | |             exponent_type: i32,
[INFO] [stdout] ...    |
[INFO] [stdout] 1075 | |             min_power: (-36),
[INFO] [stdout] 1076 | |         };
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unnecessary_transmutes)]` on by default
[INFO] [stdout]      = note: this warning originates in the macro `diyfp` which comes from the expansion of the macro `dtoa_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout]  134 -                 let u: $mask_type = mem::transmute(d);
[INFO] [stdout]  134 +                 let u: $mask_type = f32::to_bits(d);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary transmute
[INFO] [stdout]     --> src/toa/diyfp.rs:134:37
[INFO] [stdout]      |
[INFO] [stdout]  134 |                   let u: $mask_type = mem::transmute(d);
[INFO] [stdout]      |                                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]     ::: src/toa/dtoa.rs:1106:9
[INFO] [stdout]      |
[INFO] [stdout] 1106 | /         dtoa_inner! {
[INFO] [stdout] 1107 | |             floating_type: f64,
[INFO] [stdout] 1108 | |             significand_type: u64,
[INFO] [stdout] 1109 | |             exponent_type: isize,
[INFO] [stdout] ...    |
[INFO] [stdout] 1120 | |             min_power: (-348),
[INFO] [stdout] 1121 | |         };
[INFO] [stdout]      | |_________- in this macro invocation
[INFO] [stdout]      |
[INFO] [stdout]      = note: this warning originates in the macro `diyfp` which comes from the expansion of the macro `dtoa_inner` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: replace this with
[INFO] [stdout]      |
[INFO] [stdout]  134 -                 let u: $mask_type = mem::transmute(d);
[INFO] [stdout]  134 +                 let u: $mask_type = f64::to_bits(d);
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.66s
[INFO] [stderr] crater-edition-check: all finished
[INFO] running `Command { std: "docker" "inspect" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db", kill_on_drop: false }`
[INFO] [stdout] d94238a67c42cd00311db7e62c6ef5275454dc6d673a9cff29b084c389fd19db
